Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

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

Teach your child about recycling and gardening as she re-uses an empty plastic milk gallon jug to craft a swan-shaped plant container!

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

The project investigates how water and movement affects erosion.

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

In this project, the affect of acid rain is simulated by the acid, vinegar.

Introduce your child to the importance of preserving the world's biodiversity by turning a lesson on endangered species into a fun game for the whole family.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

Is our water polluted? Help your young scientist understand the importance of taking care of the environment with this simple experiment.

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

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.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

This science fair project idea's objective is to become familiar with items your family regularly throws in the trash.

Put your young paleontologist's puzzle-solving skills to the test by having her hunt for dinosaur bones and then assemble them to create dinosaur skeletons.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

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 explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

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

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Learn about nature by making your own mini moss garden.

Take a closer look at the soil that surrounds us, and give your child a lesson in Geology 101!

In this experiment, the weight of aluminum cans will be compared.