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In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

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

This project compares the strength of one, two, and three-ply toilet paper.

Create a self-portrait from natural materials in this collage craft activity!

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

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

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

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

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

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

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

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

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.

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

In this activity your child will make a coiling snake out of simple household materials, and also find out why they coil.

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

This project investigates the affect of storage temperature on microwave popcorn.