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This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

Effect of Pollution on the pH of Rainwater

This biodiversity project examines the biodiversity in your own backyard.

Biodiversity Project

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.

Color and Emotion Perception

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

Is it Possible to Blow a Square Bubble?

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

Best Fertilizer: The Effects of Fertilizer on Plant Growth

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

Design Challenge: Building a Bridge

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Build a Tunnel

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

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Bee Homes: Which Nest is Best?

Do you think heat can affect a plant's growth rate?

Heating Plants: The Great Growth Race

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

Plane Mirror Reflection Experiment

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

Tangential Velocity and Circular Motion Experiment

In this lesson, students will solve a design problem and practice troubleshooting as they create a list of instructions for putting together a tent.

The Mystery of the Missing Instructions

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

Earthworms and Light: Do Worms Prefer Darkness?

Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.

How to Make Lightning

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

Examples of Mechanical Weathering

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

How to use Colored Filters to Send Secret Messages

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

Inverse Square Law: How Does Distance Affect the Spreading of Light?

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

What is Topography?

This science fair project focuses on the use of a conductivity device that will  determine if a substance dissolved in water can or cannot conduct electricity.

Which Substance When Dissolved in Water will Conduct an Electrical Current? 

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

What Causes the Seasons to Change?

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