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

The pinwheel is a simple toy that has been around for years and uses the wonders of the wind to spin it and delight kids of all ages!

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

Challenge your learner to design and build a city of their own in this creative engineering activity.

Teach your child how butter is created by shaking up cream the old-fashioned way.

This science fair project will help students learn about non-vascular plants, such as mosses.

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.

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

This science fair project idea explores whether white light can be separated into different colors.

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!

Recreate the fantastic phenomena of solar eclipses with your child using just a flashlight, a quarter, and her very own face!

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

This science fair project idea investigates the hardness property of minerals.

This science fair project idea determines what household items are good conductors of electricity.

This project determines what category of person is most likely to be ticklish.

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Make a backbone model to explore human anatomy and life science.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

Discover whether a metal will expand under hot water.

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

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

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.