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examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

In this science fair project, students make their own rain gauge to measure rainfall.

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

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

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

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

This biodiversity project examines the biodiversity in your own backyard.

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.

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

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

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.

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

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

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

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!

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

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!