Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

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?

Could there be toxic chemicals lurking in the cupboards and closets of your home?

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

This science fair project idea researches the definition of ‘biodegradable’ and explores this in a real-life setting.

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

How well can people recall what they have observed. Test your knowledge in this fun experiment.

The project determines determine if a sports drink affects the heart rate of a student athlete during exercise.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

This science fair project idea observes products available in the school cafeteria and waste produced by these products.

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

This science fair project idea determines if the temperature of rubber effects how high it bounces.

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

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

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.