In this science fair project you will make a model of a cell membrane using very simple material.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

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.

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!

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.

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

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

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

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.

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

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

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.

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

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.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Give some of your local ladybugs a warm place to stay for the winter by making a ladybug home with recycled materials.

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

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

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.

This adventurous art project will send kids on a scavenger hunt for fall materials they can use in their artwork. This craft also teaches kids about seasons.

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.”

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

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!

This science fair project examines how seeds hitchhike on animals and clothing.