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

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

Use pepper and soap to discover some fun facts about the properties of water.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Do different types of oil mix or stack? Find out in this science fair project idea!

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

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

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

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

This science fair project idea investigates if webbed feet help a duck (and others) swim.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

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

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.