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

Help your child make a beautiful homemade sandcastle that will last!

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.

Test your friends to find out if you can replicate the placebo effect's incredible results.

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

Learn about this simple machine and make a pulley of your own to use for fun science trials.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Challenge your learner to design and build a city of their own in this creative engineering activity.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Grow these wheatgrass and alfalfa friends and watch their hair spring up in just a couple days!

Discover whether cold or hot water from the faucet will boil faster on the stove.

Using a toy race car kids create a visual model of the Doppler Effect.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

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

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?