How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

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

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

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

This science fair project idea investigates how color affects temperature.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

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

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

How do organic materials become soil? This science experiment measures what materials biodegrade.

This science fair project idea explores how length affects the weight a bridge can hold.

Explore if planting seeds in a certain direction will affect how fast it germinates.

This science fair project idea investigates how magnetism can defy the force of gravity.

This science fair project idea investigates how the shape of an object affects drag.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

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

How powerful is the reaction between baking soda and vinegar? Find out here!

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

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

Plants and light seem to be good buddies, but how far does the friendship really go?

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

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?