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

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

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

This science fair project idea investigates whether air has mass and weight.

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.

This science fair project idea investigates if fats add to the flavor of food.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Here's a pressed leaf card project that puts science and writing together for your second grader.

Help your child celebrate the summer and the sun by making a sandy seascape.

Test whether plants can grow without sunlight and water.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

This science fair project idea investigates how magnetism can defy the force of gravity.

This science fair project idea demonstrates that plants give off water.

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

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

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

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

This project examines whether people's taste perception is influenced by what they see.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

In this project children practice the scientific method while playing with puffy paint.

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