This science fair project idea provides evidence that air is everywhere and takes up space.

This Valentine's Day, pair up science and crafting with this simple crystal formation project that's sure to bring a little love into your home.

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

This classic children's game demonstrates how sound travels through air vs. through a solid.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

This science experiment tests if dog saliva can really help heal wounds.

This project can help prepare your child for a trip to the tide pools, or give him a way to remember some of the many creatures he saw during his visit.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

This science fair project idea explores how length affects the weight a bridge can hold.

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

Has your child ever played weatherman? Try this science activity that lets kids try their hands at observing and predicting the weather.

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Discover flight initiation distance as you play around in the park with this fun bird watching project!

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.