This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

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

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

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

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

In this activity, your student will be invited to build a chair out of building blocks that is designed to meet the specific size and shape of a small doll or toy figure.

Help your kindergarten science maven explore the water cycle without getting everything wet.

Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

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

Word color association is just a fancy way to talk about the way we connect colors with words.

This science fair project will help students learn about non-vascular plants, such as mosses.

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

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.