In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Slip some science into storm watching with a homemade rain gauge!

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

This science fair project idea explores whether white light can be separated into different colors.

This science fair project idea investigates the difference in reaction times between boys and girls.

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?

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

This science fair project idea investigates if fats add to the flavor of food.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

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

This science experiment has students test whether a snail moves faster on concrete or dirt.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

This science fair project idea explores substances that cause a bubble to last longer.

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

Make a backbone model to explore human anatomy and life science.

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

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

Test your friends to find out if you can replicate the placebo effect's incredible results.

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

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

In this design challenge, your child will create a parachute for a small toy using typical household items.

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

Discover flight initiation distance as you play around in the park with this fun bird watching project!

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

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