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How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

In this science fair project, young children notice and track changes in trees throughout the year.

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

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

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

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?

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

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

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

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?

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

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.