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.

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Do you think heat can affect a plant's growth rate?

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

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.

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

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.

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!

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.

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.

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

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

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

I scream, you scream, we all scream for homemade spearmint ice cream!

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

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

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

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