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

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

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.

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.

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.

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

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 project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

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

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

Learn how different types of soil affect how animal tracks form in this experiment!

This science fair project teaches students about wilting and browning of salad greens.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

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

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

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.

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.