Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Find out which type of sponge holds the most water.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

In this design challenge, your child will make a bottle rocket using typical household items.

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

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 demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

In this activity, students will create a stop motion animation by creating a clay figure and taking a series of digital photographs.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

Make edible amber fossils with your second grader to explore the fascinating world of science!

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

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

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

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

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

This science fair project idea determines what household items are good conductors of electricity.

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.