Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

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.

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.

Calculate the mass of the Earth using the sidereal and calendar period of the Moon and Newton's Law of Universal Gravitation in this physics science project!

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

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

Investigate the advantages of the use of ceramics in engines such as the tiles used in Space Shuttle. Use iron filings and magnets.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

The purpose of this project is to determine if there are fluctuations in the rising and the setting of the sun and the position of the earth as it rotates.

What if the shape of the Earth weren't spherical? How does its shape affect our gravity, climate, and tides? Model these questions in this cool project!

This science fair idea project identifies the active ingredients in soap and experiments with the properties of soap.

Measure the speed of the earth's rotation using protractors and meter sticks. This science fair project measures the angle of the sun in relation to earth.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

In this cool elementary school science fair project idea make a model to learn what happens to the Earth's surface when ice moves over land.

This science project has students study the idea of human beauty.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

Science fair project that illustrates the properties of black holes in space.

Science fair project which examines the chemical reaction of a candle flame with various gases in order to determine the identity of the gas.

This science fair project tested various nose cones to determine which would be the most ideal shape for propelling a water rocket.

In this experiment, you will find out how human error can cause faults in any science task. This includes experiments conducted by famous scientists also.

How is NASA able to launch something into orbit around the Earth? Learn about the relationship between gravity, speed, and orbit in space in this cool project!

Discover flight initiation distance as you play around in the park with this fun bird watching project!

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

This science fair project idea provides evidence that air is everywhere and takes up space.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

Looking for a fun earth science project on continental drifts? Check out this fun science fair project idea to explore how Pangaea may have broken up.

This science fair project idea designs a unique, eco-friendly living space and encourages advances in green architecture.

This science fair project idea increases the space efficiency of living areas and encourages economic improvements via new real estate ideas.

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