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Science Kiddo

Welcome!

My name is Crystal

Welcome to the Science Kiddo!

I used to be a chemist, but now I spend my days homeschooling my two kids and blogging about kid science activities.

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“My mission is to enable parents and educators to help their children develop scientific minds through simple, fun, and easy kid friendly science experiments.”

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Learn with Play: 150+ Activities for Year-round Fun & Learning is a giant collection of hands-on activities for babies through kindergarteners.
The Books Kids Love to Read- Usborne Books and More

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November 2016

Gingerbread House Building | STEM for Kids

The kids will love this simple gingerbread house STEM project! Create engineering masterpieces by designing and building unique and edible structures. *This post contains affiliate links. Please see our disclosure policy. The holiday season calls for gingerbread, and lots of it! This [...]

No-Fail Slow Cooker Gluten Free Chili

Cook up a batch of easy slow cooker gluten free chili this winter! This chili is healthy, hearty, and easy to make. Make it gluten free and vegan, too! This no-fail gluten free chili is the one recipe that I am really, truly [...]

August 2016

Write and Wipe Math Cards | Bobbing for Apples

Make your own bobbing for apples math game using these free write and wipe math cards. Great for use practicing math facts, sight words, spelling, and more! *This post contains affiliate links. Please see our disclosure policy. With summer coming to an [...]

Hatch Your Own Pokemon Eggs

Use a classic science experiment to make and hatch Pokemon eggs using simple kitchen supplies. The perfect STEM activity for Pokémon fans everywhere! *This post contains affiliate links. Please see our disclosure policy. My kids have been completely Pokémon-crazed since the release [...]

July 2016

Teach Kids Binary in One Simple Step

Easily teach kids binary using a free binary app and fun binary puzzles! Kids learn and practice binary in a fun, creative, and hands-on way. *This post contains affiliate links. Please see our disclosure policy. A computer science education is literacy for [...]

May 2016

Salt Water Experiment | Ocean Science for Kids

This super easy salt water experiment is the perfect science activity to teach kids about the density of salt and fresh water. Great hands-on science experiment for teaching an ocean unit! *This post contains affiliate links. Please see our disclosure policy. [...]

June 2016

May 2016

Magic Hidden Treasure Molds

What kid doesn't LOVE searching for magic hidden treasure? Add frothy, foamy, colorful bubbles and this science activity for kids is irresistible! *This post contains affiliate links. Please see our disclosure policy. What kid doesn't love hunting for hidden treasure? Add a [...]

April 2016

10 Helpful Phrases to Say After Miscarriage

10 Helpful phrases to say after miscarriage in addition to other practical advice about what to do and what to avoid after a friend has a miscarriage. "BEN, I'M LOSING THE BABY!" I screamed in frantic desperation. I wanted him to come rescue [...]

Kids’ Color Mixing App

Science Kiddo's own fun and simple kids Color Mixing App makes learning about your computer's colors as easy as R-G-B! Color mixing science for kids. *This post contains affiliate links. Please see our disclosure policy. Hi, everyone, it’s the Science Dad (Ben) [...]

March 2016

Blow Dart Painting

Ready. Aim. Fire! It's time for blow dart painting. Hilariously fun, creative, and active, this art activity for kids is all about the process. *This post contains affiliate links. Please see our disclosure policy. We love creating art in all types of [...]

Leprechaun Ice Cream for St. Patrick’s Day

This St. Patrick's Day surprise your kids with tasty leprechaun ice cream at the end of the rainbow. Making this sweet treat also teaches them cool science! *This post contains affiliate links. Please see our disclosure policy. This St. Patrick's Day surprise [...]

28 Days of STEM Giveaway!

During the month of February I participated in an awesome blog series called 28 Days of Hands-On STEM Activities for Kids. Every day during February more than 25 bloggers shared over 60 ideas for science, technology, engineering, and math activities. To celebrate this awesome series [...]

February 2016

16 (Almost) Free Kitchen Science Experiments for Kids

Try these simple, fun, and frugal kitchen science experiments with your kids! Each experiment requires common materials that you probably already have. Less is more. Simple is better. Many times when I talk to parents about doing science activities with their children they [...]

Screen-Free Coding for Preschool and Kindergarten

Screen-free and hands-on activities to teach coding for preschool and kindergarten. Play board games, make binary code jewelry, and invent secret spy codes. *This post contains affiliate links. Please see our disclosure policy. I keep hearing about teaching young children, even preschoolers, [...]

Salt Dough Valentines | Spin Art Heart Magnets

Spin art salt dough valentines are the perfect non candy valentine craft to give this year. Add a magnet to turn them into adorable heart magnet valentines! *This post contains affiliate links. Please see our disclosure policy. What kind of valentines are [...]

Ice Heart Science and Art | STEAM for Valentine’s Day

Use salt and liquid watercolors to create gorgeous Valentines science art. Learn hands on science while creating bright and colorful ice hearts. *This post contains affiliate links. Please see our disclosure policy. Creating colorful ice hearts is the perfect Valentines science art [...]

January 2016

Fishing for LEGO Ice Minifigures

Be a superheroe and rescue the LEGO ice minifigures from drowning in freezing water using science! Learn why salt melts ice and engage in imaginative play. *This post contains affiliate links. Please see our disclosure policy. HELP! The LEGO minifigures are drowning [...]

Valentine’s Day Science | Magic Milk Hearts

This popular Valentine's Day science activity is a holiday variation of the classic magic milk experiment. It's a little bit science, a little bit art, and a whole lot of fun! *This post contains affiliate links. Please see our disclosure policy. Magic [...]

Snow Paint | Winter Color Mixing Science

Play with the snow, but stay warm inside this winter by making snow paint. Experiment with color mixing, create beautiful art, and learn snow science. *This post contains affiliate links. Please see our disclosure policy. When I was a kid one of [...]

December 2015

Fizzy Snow | Process Art and Science

*This post contains affiliate links. Please see our disclosure policy. Too wet to go out, And too cold to play ball, So we sat in the house, We did nothing at all. The Cat in the Hat, Dr. Seuss If the weather [...]

Easy Fake Snow | Sensory Science for Kids

*This post contains affiliate links. Please see our disclosure policy. Now you can play in the snow year-round, inside, no matter where you live. It's easy to make your own fake snow whenever you get the craving for winter play. All you need [...]

Glitter Glow in the Dark Ornaments

*This post contains affiliate links. Please see our disclosure policy. Who says the Christmas tree has to be dark when the Christmas lights go off? How about decorating the tree this year with these super-easy-to-make glow in the dark ornaments? In the light [...]

Gumdrop Graphs | Candy Math

This week we did a very simple math activity as part of our special Gumdrop STEM blog hop. My kids are currently five and two years old, respectively, so I wanted to do a simple home learning activity without too many tricky parts. Luckily [...]

Candy Cane Play Snow | Winter Sensory Fun

*This post contains affiliate links. Please see our disclosure policy. Winter...Frost outside, fire in the fireplace, soup on the stove, the scents of evergreen and peppermint in the air. We are finding ourselves inside a lot more these days, grateful to be cozy [...]

Borax Crystal Nature Ornaments | Christmas Science

*This post contains affiliate links. Please see our disclosure policy. This season we have made so many fun Christmas decorations with the kids! Things that we are proud to display around our house like Christmas window gel clings and our snowy snowman. After [...]

November 2015

eBook Bundle on Sale Now! (89% Off)

*This post contains affiliate links. Please see our disclosure policy. Good news! The sale you have been waiting for is here. If you are a parent, a grandparent, or a caregiver of any kind, you are going to want to check this out. [...]

Construction Play With Bunchems | Creative Building

The benefits of building, engineering, and construction play are well established. Kids that engage in this kind of play enhance problem solving skills, fine motor skills, and spacial skills, as well as develop a heightened capacity for creative, divergent thinking. There may also [...]

Paper Fliers | Rainy Day Boredom Busters

*This post contains affiliate links. Please see our disclosure policy. With cold and rainy weather upon us it's essential to have some go-to rainy day activities for inside play and learning! This Spring we did an outdoor engineering challenge with paper airplanes where [...]

Easy Borax Crystal Ornaments | Christmas Science

*This post contains affiliate links. Please see our disclosure policy. Easily make your own borax crystal ornaments for Christmas this year. They only require two ingredients and they turn out shiny, sparkly, and gorgeous. These borax crystal ornaments make awe-inspiring homemade gifts for [...]

Glow in the Dark LEGO Minifigures

*This post contains affiliate links. Please see our disclosure policy. It was early. As I navigated my way through the dark room to get to the computer it happened again. I doubled over, holding my foot while I screamed out in pain, cursing [...]

October 2015

Spin Art Spiderwebs

*This post contains affiliate links. Please see our disclosure policy. Salad spinners aren't just for leafy greens anymore. This week we plastered our salad spinner with a rainbow of colored paint. We made inexpensive Halloween decorations with it. We learned science with it. [...]

Spooky Levitating Puppets | Halloween Science

*This post contains affiliate links. Please see our disclosure policy. Sometimes I feel like Halloween gets a little bit dark and scary for my young kiddos. Even an innocent trip to the grocery store puts them face-to-face with creepy statues, scary sound recordings, [...]

The Ultimate Guide to Early STEM Education

*This post contains affiliate links. Please see our disclosure policy. "Scientists and children belong together because they are the best learners in the universe." The Scientist in the Crib: What Early Learning Tells Us About the Mind We want our kids to get [...]

Glow in the Dark Lava Lamp

*This post contains affiliate links. Please see our disclosure policy. I guarantee you have never made a lava lamp quite like this before! Get ready to entertain the kiddos with this unique glow in the dark lava lamp that looks like a whirling [...]

September 2015

Rainy Day Activities | Indoor Bubbles

*This post contains affiliate links. Please see our disclosure policy. Stuck inside? Are the kids restless? You have already pulled out all their favorite toys, dress-ups, watched a movie, and baked a snack together. Now what? I've got a secret weapon that is sure [...]

First Day of Homeschool 2015

This year we began our six-year-old's first grade year in the shadows of George Washington, Abraham Lincoln, and Thomas Jefferson. Obama even made a cameo in a noisy helicopter in the sky. Our kids are curious, inquisitive, self-motivated, and ahead of their grade levels [...]

Witches’ Brew | Halloween Science for Kids

*This post contains affiliate links. Please see our disclosure policy. Planning a Halloween party this year and need some spooky activities to do? Or just looking for some light-hearted Halloween science experiments to do with the kids? I've got one to add to [...]

DIY Glow in the Dark Window Gel Clings

*This post contains affiliate links. Please see our disclosure policy. Nothing says Halloween quite like glow in the dark window gel clings. They make the ideal decoration for parties and they are really easy to make yourself! I found some glow in [...]

August 2015

Top 10 Summer Science Activities for Kids

With summer drawing to a close for many families we wanted to sneak in some fabulous summer science before it's too late! Here are the best and brightest summer science ideas to help you make the most of your summer. Escape the Heat with Summer [...]

July 2015

Learn With Play

*This post contains affiliate links. Please see our disclosure policy. BIG NEWS! The Science Kiddo is in a book! I have published exactly two books during my lifetime. The first book was my thesis for my master's degree. The title was Photocycloaddition of Allenes [...]

June 2015

Summer Ice Slush | Simple Science

*This post contains affiliate links. Please see our disclosure policy. Did you know you can make your own delicious ice slush drink without the help of a freezer or a blender? My kids think it so fun to make their own slushy at home [...]

LEGO Summer | Beach Camping Adventure

We just got back from a trip to the beach that didn't go exactly as planned. Have you ever had a vacation like that? I'm guessing you have. Luckily we brought along a secret weapon that literally saved our sanity. It's no secret that [...]

Fizzy Color Changing Chemical Reaction | Kid Science

The perfect science experiment for kids of all ages, this fizzy color changing chemical reaction is sure to amaze. Easy experiment with nontoxic materials. *This post contains affiliate links. Please see our disclosure policy. Kids can't resist this amazing color changing chemical [...]

May 2015

Beach Trip to Florence, Oregon

A couple of weekends ago we spent some time at a friend's beach house in Florence, Oregon. We were expecting a relaxing weekend on the beach. Ya know, sand toys, bubbles, a good book, maybe dabbling in the water. Suntans and swimming suits. Beach stuff. [...]

The Ultimate Guide to Paper Airplane Fun & Learning

There is something irresistible, to kids and adults alike, about paper airplane fun. Once a child learns how to fold and fly a paper airplane, church programs, bus tickets, brochures, and junk mail will spontaneously become small flying toys. Paper airplanes are fantastic for both [...]

Easy Summer Science Experiment for Kids

Sometimes science experiments are complicated and require a lot of materials and detailed instructions. However, science experiments can also be incredibly simple while being just as fun and interesting. With summer fast approaching, today I am sharing an easy summer science experiment that is enjoyable [...]

April 2015

Build Your Own Cafe | Money Math Practice

Practice money math by setting up your own store or restaurant! Great practice with money math, counting change, adding, subtracting, and store etiquette. *This post contains affiliate links. Please see our disclosure policy. One of my five-year-old's favorite things to do is to [...]

Simple and Fast Science Experiments

A collection of fast science experiments for busy parents and kids! These simple and fast science experiments are easy to set up, execute, and clean up. You want to do a fun science experiment with your child, but your child has the attention [...]

What a Wonderful World

This post on spring science for kids was written by Corinne Jacob from Alternate Tutelage. I think Louis Armstrong spoke for us all when he crooned, "And I think to myself what a wonderful world..." While grown-ups wake up to the beauty of the world [...]

Magnet Powered Car | Playful Science

*This post contains affiliate links. Please see our disclosure policy. Today I didn't have to negotiate screen time with my kids. They didn't want it. We LOVE magnets at our house. The magnet kit is one set that my kids never get tired [...]

Cargo Bike vs Bike Trailer for Kids

Learn about the differences between a bike trailer and a cargo bike to get your kids and/or gear around town! Each has its own advantages and disadvantages. *This post contains affiliate links. Please see our disclosure policy. During the first 14 months [...]

Frosty Homemade Ice Cream

This simple recipe for homemade ice cream will have you enjoying a sweet and frosty treat in less than 10 minutes. Learn delicious science in the process! *This post contains affiliate links. Please see our disclosure policy. Once upon a time there [...]

The New Science Kiddo + Giveaway

Hi Guys! I am unbelievably excited to roll out our new website. This has taken a huge amount of time and work. A special thanks is due to my beautiful sister-in-law, Sadie, who designed everything from the logo to the layout of the website. She [...]

March 2015

4 Must-Have Science Materials for Kids

People who know that we homeschool and that I have an advanced degree in chemistry often ask me what science materials we use for our children. As you know, my kids are still very young (5 and 2, respectively), and I don't like to spend [...]

Natural Egg Dye + Acid/Base Chemistry

Make your own natural egg dye using red cabbage. Learn amazing acid/base chemistry by painting your eggs with various household materials. *This post contains affiliate links. Please see our disclosure policy. One of the things I anticipate most about this spring season is [...]

Make Your Own pH Indicator Using Red Cabbage

Who here likes red cabbage? It is widely celebrated as a cancer-preventing super-food. Some people love to cook it up in some variety of stir fry. Personally, I like to eat it raw in a salad with nuts, seeds, and dried cranberries with [...]

February 2015

Magic Milk | Process Art and Science for Kids

Call it magic milk, milk fireworks, color changing milk, or tie-dye milk. Whatever you name it, give this super easy process science/art activity a try! *This post contains affiliate links. Please see our disclosure policy. Magic milk is a very popular science [...]

Rainbow Paper | Color Science for Kids

Make your own colorful rainbow paper with just three materials! Easy physics demonstration, art project, and science activity for kids of all ages. *This post contains affiliate links. Please see our disclosure policy. Rainbows are one of the most beautiful natural wonders. [...]

20 Must-Try STEM Activities for Valentine’s Day

A collection of the best Valentine's Day STEM activities from across the web. Ideas for science, technology, engineering, and math for kids. Over the past several weeks we have had many amazing bloggers link up their best Valentine's Day STEM activities for [...]

DIY Fire Extinguisher | Baking Soda and Vinegar

Make your own fire extinguisher by mixing two simple kitchen ingredients together. Learn about fire safety and do a simple science experiment for kids. Have you ever sat around a campfire and watched it dance and glow? Have you ever wondered about the science [...]

Window Gel Clings | Valentine’s Day

Decorate the windows with gorgeous heart window gel clings for Valentine's Day. Customize the color, shape, and texture with 100% nontoxic ingredients. *This post contains affiliate links. Please see our disclosure policy. Using unflavored gelatin to decorate our windows has become commonplace [...]

Our Month-Long Vacation

I have been out of town for one whole month. One month. It has been amazing, but it is so nice to be home.We spent Christmas and New Year's in Denver with my husband's family. They love to stay at home, play with the kids, [...]

January 2015

Ice Art | Winter Science

Entertain the kids with this quick and easy ice art and science activity! Create beautiful process art while learning about the behavior of ice and salt. *This post contains affiliate links. Please see our disclosure policy. [...]

Party Cloud Dough | Glittery Fizz

Welcome to the most awesome sensory play this side of the Mississippi. It is soft and moldable, yet dry and crumbly. It is made of just two ingredients. After the kids are done shaping it and using it for imaginative sensory play, you can add [...]

The Big Leap | City Living with Kids

It's amazing how one tiny decision can change your life. Last week I talked about how we gave up our car, almost on a whim, and bought bikes and transit passes instead. After a year of carfree living in the suburbs we decided to take [...]

The Day I Gave Up on Homeschool

Have you ever had one of those days? Ya know, the kind of day where you wonder why in the world you ever thought it was a good idea to homeschool? Or why you thought it was a good idea to have kids in the [...]

Borax Crystal Snowman | Winter Science Craft

*This post contains affiliate links. Please see our disclosure policy. We made the most adorable sparkly borax crystal snowman this week. He would be perfect sitting on a mantel or as a table centerpiece. Not only is he cute, but he is educational [...]

The Best of Saturday Science 2014

Today we are doing something fun for our Saturday Science Linkup. I mean, Saturday Science is always fun, but today it is extra special. Today everyone who hosts this fun linkup will be highlighting their most popular Saturday Science posts from the entire year of [...]

November 2014

Soda Can Submarine | Diving and Surfacing

*This post contains affiliate links. Please see our disclosure policy. Have you ever wondered how a submarine works? How does it dive and then surface again? Today we are going to experiment with a soda can submarine to find out! The key lies in [...]

Why Salt Melts Ice | Easy Science for Kids

Fun, easy, and quick science experiment for kids of all ages. Learn how salt melts ice, go fishing, and "catch" some for yourself! *This post contains affiliate links. Please see our disclosure policy. Have you ever lived in or visited a snowy [...]

Spirograph | Math Fun for Kids

*This post contains affiliate links. Please see our disclosure policy. Kids learn by playing. I had a pediatrician turn to my oldest son when he was four and tell him, "Your most important job is to play, OK?" As kids play their brains pick [...]

Why Don’t Water and Oil Mix? | Colorful Bombs

*This post contains affiliate links. Please see our disclosure policy. Want an easy science experiment that will keep your preschooler's mind and hands busy for awhile? Well, here it is! I don't know any kid that can resist the fun of food coloring, [...]

LEGO Math | Place Value

*This post contains affiliate links. Please see our disclosure policy. We love playing with LEGO at our house. My son asks for new LEGO sets for every birthday and Christmas and then builds and rebuilds his creations during quiet time. I have recently [...]

Candy Math and Science

Sometimes we end up with way more candy than I want my kids eating. Luckily, candy isn't just for eating anymore! Using the fantastic ideas described below you can now use candy to play candy math games, do science experiments, and build complex structures! [...]

October 2014

Foam Block Engineering Challenge

*This post contains affiliate links. Please see our disclosure policy. Today I have a very simple engineering activity for you to try. We love to play with blocks, LEGO, and ZOOB at our house - anything that gets the kids thinking creatively, critically, and [...]

Slime Science

You are constantly telling your child not to pick their nose. But who can resist rolling something sticky, wet, and squishy between their fingers? I've got a solution that will satisfy both kids and parents. Slime It's an incredible sensory experience for the kids as [...]

Which Witch is a Real Witch?

A Lesson in Density and the Middle Ages Our experiment today involves three suspected witches. We are going to scientifically determine how many of these suspected witches are actual, real life witches through the phenomenon of the floating egg. This experiment was inspired by [...]

Bubble Prints

As a follow up to our dry ice experiments post, I wanted to show you how to do bubble prints without the need for dry ice. I like the way the dry ice bubbles are so big and plentiful, but you can certainly make some [...]

7 Ways to Play with Dry Ice + Water

*This post contains affiliate links. Please see our disclosure policy. We are totally getting our mad scientist on up in here. Bwha-ha-ha-ha-ha! Last year we made our Magic Bubbling Potion with dry ice and water for the first time, which was a huge [...]

Halloween Window Gel Clings

*This post contains affiliate links. Please see our disclosure policy. My house still says it is spring, but the cooler weather, the changing leaves, and my five-year-old say it is fall. Yikes. Time to pull out some autumn and Halloween decorations! Back in [...]

September 2014

You Can Learn Anything

How many times has somebody praised you for being smart or for being good at something? How does it feel? When I was a kid I was known for being good at lots of things. I was athletic. I was smart, always at the top [...]

Mentos + Diet Coke

Ready for a fun and sticky explosion? You have come to right place. This is one of the most popular demos to do since Steve Spangler popularized it in 2005. The materials are cheap and accessible. The explosion is impressive. Give it a try for [...]

Homeschool Schedule

I finally sat down and made a really complicated schedule for our homeschool days. Are you ready to hear it? It's really crazy. 30 minutes of reading 30 minutes of math 30 minutes of science/art or whatever other project we want to do And look, [...]

Why We Homeschool

Whew, the big question, right? Why we homeschool. We get asked this all the time. I have written and rewritten this article at least three times now. Sometimes it's really difficult to pinpoint exactly why you do the things you do. I think my answer [...]

August 2014

Water Power

The dog days of summer are upon us. We have been playing in water of one form or another every single day. There is the beach, the splash parks, the sprinklers, the swimming pools...and science experiments. This experiment, constructed of very simple supplies, demonstrates how [...]

April 2014

DIY Squishy Window Gel Clings

Make your own squishy and vibrantly colorful window gel clings using three kitchen ingredients. Taste-safe art and science activity for kids of all ages. *This post contains affiliate links. Please see our disclosure policy. Window gel stickers? Window jellies? Window gels? Window [...]

Magic Balloon Bottle

We love to blow things up around here. But what about sucking things in? This is an experiment that often surprises the kiddos because they don't often get to see a balloon get pulled inside out. Ready to startle the kids? Let's get started.Total Time: [...]

October 2013

GAK Attack!

*This post contains affiliate links. Please see our disclosure policy. Ah, Halloween.The time for all kinds of slimy, gooey, gross things to be honored and celebrated. Personally, I don't care for the slimy variety, but I am betting your kids do. So let's learn how [...]

Brain Eating Parasite

*This post contains affiliate links. Please see our disclosure policy. Your kids are going to love watching a styrofoam cup disappear right before their eyes as it is seemingly eaten by a harmless liquid. This liquid is any variety of citrus essential oil. Not only [...]

Magic Bubbling Potion

Halloween is just around the corner and we have some very FUN and CREEPY experiments planned. Today's experiment is making a magic bubbling potion. It's very simple, yet very, very fun! Total Time: You can set this one up in about 5 minutes, but it [...]

September 2013

How Much Air Can Your Lungs Hold?

This week we discovered how much air our lungs can hold by building our own spirometer. We did this activity before I did any research about how much air lungs should hold, so I was little bit surprised by the results! Lungs can hold way [...]

Make a Straw Pan Flute

For our art project this week we combined a craft with music and math to make a little pan flute! It was super easy and really fun. The best part is that when Tommy "plays" his flute by blowing over the straws it makes sounds, [...]

8 Ways to Teach Your Child to Love to Read

*This post contains affiliate links. Please see our disclosure policy. Some kids naturally LOVE to read. Other kids need a little bit more help and guidance as they learn to love reading. Why is it so important that a child loves to read? [...]

August 2013

12 Simple Ways to Learn Math On-the-Go

Lately I have noticed how many math skills my son has picked up as we walk and bus around town. We are constantly learning math on the go! He is always noticing numbers, counting, and doing simple addition and subtraction: things we have never "formally" [...]