Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

Here's a fourth grade science craft with lots of benefits: it's good for birds, good for your child's learning, and good for the planet, too.

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

In this science fair project, students make their own rain gauge to measure rainfall.

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

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

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

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.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

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

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

In this project, waves of vibrations are experimented with using water in glasses.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

Find out whether a longer airplane will fly farther or a wider paper airplane.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

Let your fabulous crafter use their favorite flowers, fruits and herbs to whip up a delicious perfume that they can proudly present to a friend or a loved one.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.