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This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

Is your child a young ornithologist in the making?

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

In this CD hovercraft science project, students will construct their own DIY hovercraft.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

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

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

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

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.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

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!

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.

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.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

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 examines the reason boats are shaped and engineered.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.