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Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

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

This science project allows students to study the psychology of happiness.

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

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

Examine the effect of pressure on carbonation in soda.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

In this CD hovercraft science project, students will construct their own DIY hovercraft.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

This project examines what types of objects burn and which burn faster and cleaner.

This project investigates the affect of storage temperature on microwave popcorn.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

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

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.