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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 &ldquo;something that will improve the school.&rdquo;

Design Challenge: 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.

Decomposition Rates of Biodegradable Materials

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

Dig This: Biodegradation

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

The Relationship Between Toilet Paper Ply and Strength

Fossils can tell us about life on earth, but they can also teach kids the scientific method.

Dig It! #3

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

Heat Conduction

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.

3-D Model of the Sun

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

Compost Ingredients

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

Design Challenge: Making a Catapult

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

Growing Bacteria

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

Understanding Absorption

Get your students to be builders and create structures with a variety of materials. Students will have the opportunity to be creative, cooperate in groups, and discuss their experience.


Structure Building Challenge

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.

Principles of Air Pressure

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.

Magnetic Levitation

Hypothesis, observation, data...with so many terms, learning the scientific method can be tricky. Learn the steps by helping Dr. McSquare sort out his reports.

Sorting Out the Scientific Method #3

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

Balancing Act: How does Gravity Affect Balance?

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.

Surface Features of the Moon Model

Let your kid experiment with textures among fabric and other materials that are smooth, rough, soft, or slippery—and then they'll make a texture book!

Different Textures

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.

Bouncy Balls

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!

Tensile Strength Test

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.

Bouncing Ball Physics: What is Elasticity?

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

Jane Goodall and Nature Journaling

Introduce students to the term **algorithm** using the familiar story of The *Three Little Pigs*. In this lesson, students will develop an algorithm, or a step-by-step **sequence** of instructions, for building a house made out of bricks.


Little Pig Algorithm

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

How to Make a Lemon Battery

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.

The Limewater Carbon Dioxide Test

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.

Make Your Own Ant Farm

Windmills have been around for generations to grind food and create energy. During this challenge, students will use various materials and put their engineering skills to work by creating their own windmills.

Wacky Windmill Challenge

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

Giant Plants! Do Plants Need Commercial Food?

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

Where Should You Store Your Popcorn?

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

How Does Salinity and Temperature Affect the Density of Water?

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