In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

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

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

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

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

This science fair project idea investigates whether plants can survive being frozen.

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

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

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

In this project students experiment with making music using only glasses of water.

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.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

This science fair project idea examines which type of insulation holds in the most heat.

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

This science fair project idea explores the different properties & interactions of sugar molecules.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

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

In this fun activity, your child will create their very own solar oven to bake s'mores!

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.