This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

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 teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

Help your young scientist celebrate the wonders of the night sky in the comfort of your own home.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

This activity challenges your student to use spatial reasoning and computational thinking to program multiple robots.

What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

Boys might wrinkle their noses at the thought of gardening, but we guarantee they'll like this activity! Make a recycled terrarium full of bug-eating plants.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

This science fair project idea identifies trees using a dichotomous key.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

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

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

This science fair project idea identifies clouds as a means of predicting the weather.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.