Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

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

Is it a square or a circle? See if you can trick your friends with this zany science project!

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?