Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

If your mom likes flowers, make her a sweet gift that she'll treasure with this fun craft, a pretty Pressed Flowers Card!

This science fair project explores how osmotic pressure forces water through the root up into the plant.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

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

Put your young paleontologist's puzzle-solving skills to the test by having her hunt for dinosaur bones and then assemble them to create dinosaur skeletons.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

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

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

This science fair project idea determines what household items are good conductors of electricity.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

This science fair project idea determines what household items are good conductors of electricity.

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

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

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

This science fair project idea investigates the difference in reaction times between boys and girls.

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.

Nature is the greatest teacher, and you can help facilitate the lesson! Here's how to create a supply backpack to get your kid ready for science action!

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.