This science fair project idea investigates how the shape of an object affects drag.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Before Twitter, birds were the ones tweeting, not humans. Have your child discover the magical sounds of nature while recording birds around his neighborhood!

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

Make all-natural dye from vegetables to create gorgeous homemade play-silks!

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.

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.

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

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

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

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

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.

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

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.

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.

Learn all about balance and motion as your child designs a corn maze!

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

Teach your child how butter is created by shaking up cream the old-fashioned way.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.