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Science At Home

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Science happens all around us. Search through our archive of experiments for science that you can do in your classroom or in your home. The below DIY experiments feature step-by-step instructions and use everyday household items.

Use the links below to browse for an experiment by subject.

Biology and Chemistry
Earth and Planetary Science
Engineering
Food Science
Physics
Science by Seasons
Big Science for Small Scientists

Biology and Chemistry

Experiment Description
Baggie Blast Witness a chemical reaction between vinegar and baking soda.
Bouncy Balls
Make this fun and timeless toy at home.
Bubbling Cauldron Dough Create a spooky potion to bubble over in your cauldron on Halloween.
Burning Money
Learn about flammable liquids as you put money to a flame. (Adult supervision recommended.)
Caramel Chemistry
Chemistry can be delicious! Learn where caramel gets its color and mix various ingredients for a tasty treat.
Chameleon Jelly
Observe what happens when you combine baking soda, vinegar, and grape jelly.
Coin Cleaning Chemistry
Ever wonder how to make grimy pennies shiny again? Celebrate National Lab Day in May with this coin cleaning chemistry experiment!
Kitchen Chemistry Kit
Using household materials build your own chemistry kit and then test it out with two easy experiments.
Milk Plastic
Find out what happens when milk and vinegar combine.
One Ring to Rule Them All
Celebrate JRR Tolkien’s birthday (January 3) by creating your own ring with a hidden inscription.
pH Tie Dye
Use science to give old fabrics a fresh new look.
Smelly Lemurs
Unlike other primates, lemurs don’t use sounds or body language to communicate. Instead, they rely mostly on scent. See how you fare in this sniff test.
Shrinky Dink Charms
Create shrinky dink charms from recycled polystyrene plastics.
Stomach Stones
Celebrate National Fossil Day (October 15) with this dinosaur digestion experiment.


Earth and Planetary Science

Experiment Description
Butterfly Feeder
Create a feeder for your yard to attract and help these colorful insects.
CD Greenhouse
Observe how plants grow by planting seeds in an old CD case.
Construct a Rainstick
Explore the properties of sound as you construct an instrument.
DIY Anemometer
Measure how fast the wind is blowing by building your own anemometer.
Frog Skin Eggs-periment
April is National Frog Month! Try this experiment to see why keeping the environment clean helps our favorite amphibians.
Moon Mapping
Measure the luminosity of the total lunar eclipse like an astronomer.
Mr. Herb Head
Observe how seeds sprout and grow by making this fun environment to plant them in.
Snowflake Jar Add holiday decór to your home with this crystallizing experiment.
Solar Oven
Convert sunlight into heat energy and make your own snacks. Recipes included.


Engineering

Experiment Description
Build a Circuit Learn how to build a circuit and test the conductivity of keys, cotton balls, and other objects at home.
DIY Telegraph Samuel Morse invented the Morse code system in order to send messages over long distances by using electricity. Now you can send secret messages to a friend by building your own telegraph!
Electro-Etching Create your own design on a piece of medal through the process of etching.
Happy Birthday, Harry Potter! Celebrate Harry Potter’s birthday by creating your own illuminating wand.
No Glue Catapult Learn about force as you create this simple machine.
Scribble Bots Celebrate National Robotics Week by building your own scribbling bot!
Straw Rockets Celebrate Yuri’s Night by designing and launching your own straw rocket!


Food Science

Experiment Description
Apple Juice Wassail Explore the science of filtration by brewing warm apple spice wassail.
Churning Butter Make your own butter and buttermilk.
Eggs-troidinary Eggs-periment
Watch what happens when an egg mixes with vinegar and corn syrup.
Foaming Egg Dye Explore foam suspensions with this messy and colorful activity!
Fruity DNA
Seeds on the outside, sweet on the inside, and DNA all over. Isolate a strawberry’s DNA and get an up close look at the fruit.
Green Eggs and Cabbage
Celebrate St. Patrick’s Day with this breakfast recipe.
Huevos Haminados (Brown Eggs)
Explore the Maillard reaction with this surprising and tasty kitchen experiment.
Make a Mummy Mummify a tomato to learn about preservation.
Naturally Beautiful Eggs Try this experiment to dye eggs at home using colors found in nature!
Thin Film Eggs Explore hydrophobicity and thin films with this sticky and colorful activity.


Physics

Experiment Description
Balloon Kabob Learn how to push a skewer through a balloon without hearing a pop!
CD Landspeeder Celebrate Star Wars Day with a hovering landspeeder – no
repulsorlift engine required!
Cupid’s Arrows Learn about potential and kinetic energy as you make a bow that would make Cupid proud!
Dancing Hearts Explore density with your favorite conversation hearts.
DIY Kazoo
Celebrate National Kazoo Day (January 28) by creating your own kazoo at home.
Finger Basketball Get ready for March Madness. Create your own finger basketball game and test your shots from the top of the key.
Fish Out of Water Fool your friends with this optical illusion.
Han Solo-Cup Sound Effect
Celebrate Star Wars Day by making your own laser blaster sound effect! May the 4th (force) be with you!
Homemade Lava Lamp
A bubbly experiment with cooking oil and Alka-Seltzer.
It’s a Pop Fly!
Celebrate the beginning of baseball season by constructing your own pop fly launcher.
Make Your Own Electrophorus
Celebrate Static Electricity Day (January 9) with this shocking experiment.
Paddle Boats
Learn how to construct a paddle boat out of recycled materials. Race your boat against a friend’s!
Pencil Power
Using a pencil as a conductor, make an LED light up in this electrifying experiment.
Shadow Puppets Learn about the properties of light as you construct a puppet.
Spinning Tops See if you have enough momentum and stability to keep your top going.


Science by Seasons

Experiment Season Description
Bubbling Cauldron Dough Fall Create a spooky potion to bubble over in your cauldron on Halloween.
Gobble Gobble Bird Call Fall Craft a turkey and experiment with sound.
Shrinky Dink Charms
Fall Create shrinky dink charms from recycled polystyrene plastics to celebrate America Recycles Day on November 15.
Spud Science Fall Do you have any leftover potatoes from your Thanksgiving dinner? Grab a handful of spuds and try these potato-tastic experiments!
Stomach Stones Fall Celebrate National Fossil Day (October 15) with this dinosaur digestion experiment.
DIY Kazoo
Winter Celebrate National Kazoo Day (January 28) by creating your own kazoo at home.
Snowflake Jar
Winter Add holiday decór to your home with this crystallizing experiment.
Butterfly Feeder
Spring Create a feeder for your yard to attract and help these colorful insects.
Construct a Rainstick
Spring Explore the properties of sound as you construct an instrument.
Dancing Hearts Spring Explore density with your favorite conversation hearts.
Eggs-troidinary Eggs-periment
Spring Watch what happens when an egg mixes with vinegar and corn syrup.
Finger Basketball Spring Get ready for March Madness. Create your own finger basketball game and test your shots from the top of the key.
Frog Skin Eggs-periment
Spring April is National Frog Month! Try this experiment to see why keeping the environment clean helps our favorite amphibians.
Green Eggs and Cabbage Spring Celebrate St. Patrick’s Day with this breakfast recipe.
Flower Prints
Summer Enjoy the colors of the season by creating some unique prints!
O! Say Can You See?
Summer Learn about the Battle of Baltimore and celebrate our country by making red, white, and blue fireworks.
Human Sundial
Summer Celebrate the summer solstice by creating a human sundial.
Solar Oven
Summer Convert sunlight into heat energy and make your own snacks. Recipes included.


Big Science for Small Scientists

Experiment Description
Achy Breaky Bones
Learn about your bones and what makes them strong.
Apple Pie Dough
Create your own festive play dough with cinnamon and nutmeg scents.
Balloon Blaster
Construct and bring this blaster to your next party!
Bubble Snakes
Try this new way to play with bubbles using materials found around the house.
Climbing Critter
A fun indoor activity to learn about friction.
Density Rainbow
Experiment with household liquids to see what sinks and what floats.
Flower Prints
Enjoy the colors of the season by creating some unique prints!
Gobble Gobble Bird Call Craft a turkey and experiment with sound.
Popsicle Stick Paleontology
Fossils help us learn about what roamed the Earth before humans. Become a paleontologist with this hands-on activity.
Sew Easy
Using recyclable materials, you will find this experiment “sew” easy!