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

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

What happens when light hits a hard surface? Find out by conducting a simple light reflection experiment with your preschooler.

What's a crater, and how does it happen? Here's a kindergarten experiment with safe, nontoxic ingredients.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

Try this activity with your child to explore what happens to rain (and the living things that need it) when it becomes polluted.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.