Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

Find out whether putting something on top of a plant will inhibit its growth.

Do different types of oil mix or stack? Find out in this science fair project idea!

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

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

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

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

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

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

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.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Find out whether packaged seeds actually do expire in this new science fair project idea.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

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

This science experiment tests if dog saliva can really help heal wounds.

In this design challenge, your child will create a parachute for a small toy using typical household items.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

This science fair project idea determines which method of hand cleansing is the most effective.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.