Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

There are hundreds of properties in rocks which you can describe, so get your geology goggles on and get ready to rock your child's science skills.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

Discover how and which salt melts ice the quickest.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

In this fun experiment, we'll find out how color affects heat absorption!

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

Many ancient cultures used the rising or setting sun to create calendars. Observe the setting sun once a week to come up with your own solar calendar!

In this project students experiment with making music using only glasses of water.

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

This science fair project idea examines whether boys and girls differ in reflexes.

This science fair project idea investigates how color affects temperature.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Which do you prefer: real or artificial? Try this sweet little taste experiment to help your kids develop a better awareness of the food they consume.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

The project investigates which soft drink is worse for your teeth by observing the affect of soft drink on limestone.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Are you looking for an out-of-this world activity that's both fun and educational? This solar system garland is a great way to introduce your child to astronomy.

Make sourdough bread...and learn some colonial history and modern science in the process!

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

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