This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

Find out which kind of bubble wrap fares best when put in impact.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

Test whether plants can grow without sunlight and water.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

This science experiment has students test whether a snail moves faster on concrete or dirt.

This science fair project idea explores how length affects the weight a bridge can hold.

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

This science fair project idea explores substances that cause a bubble to last longer.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

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

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

This science project teaches students to classify different shapes of leaves.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

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

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!