This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

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

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 that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

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.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Is it a square or a circle? See if you can trick your friends with this zany science project!

Here's a fun science experiment that's refreshingly tasty too! Turn regular water into a tasty treat perfect for consuming on a hot day.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

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

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

Try hammering some plants with your kids to teach them a valuable lesson in flower science while making beautiful artwork in the process!

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

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

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

This Valentine's Day, pair up science and crafting with this simple crystal formation project that's sure to bring a little love into your home.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.