This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

This activity will help your child review science concepts, learn new ones, and become familiar with examples of various concepts in science. Plus, it's fun!

This science project examines the history of earthquakes and what we can do to prevent future disasters.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

The purpose of this science fair project is to build a basic radio.

This science fair project idea studies how talking on a cell phone affect driving?

The goal of this science fair project is to assess the acidity levels of common food and household products using pH test strips.

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

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

What is the Doppler Effect, or the Doppler Shift? The purpose of this science fair project is to determine how distance impacts the Doppler Effect.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.