Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

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

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

This science fair project idea explores how length affects the weight a bridge can hold.

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

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

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

Plants and light seem to be good buddies, but how far does the friendship really go?

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

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

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

Start your toy engines -- this is going to be a fast and friction-filled race!

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

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

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Invite your kindergarten scientist to conduct this color mixing experiment to discover which primary hues make a rainbow of secondary colors.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

The objective of this science project is to determine the length of time for different seeds to germinate.

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

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

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

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

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.