Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

This science fair project idea determines if material and tensile strength of different types of skateboard wheels affects the velocity of the skateboarder.

How do organic materials become soil? This science experiment measures what materials biodegrade.

In this hands-on activity, kids learn what it takes to foster seedlings into full-grown plants, all in a regular old soda bottle!

Can you wink? Is your ability to wink genetic or simply based on chance? Find out in this science fair project idea!

This science project allows students to study the psychology of happiness.

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

This science fair project idea designs safe bicycle routes using GPS.

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

This fun and crafty activity is easy enough for your child to lend a helping hand and makes a great indoor or outdoor game.

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

Making your own glass cleaner is easy, effective and inexpensive!

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

Are red apples really sweeter than green apples? The objective of this science fair project is to test the theory with quantitative evidence.

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

This project examines whether corked bats truly make a ball travel farther than wooden bats that haven't been altered.

Discover which battery composition (type) lasts the longest.

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

The goal of this science fair project was to evaluate the ElectroMagnetic Field produced by Radio Frequency Identification transmitters.

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.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

What does yeast eat? Sugar, of course. But yeast also has some powerful enemies in the form of antifungal agents! Kids test them out in this fun yeast lab.

The objective of this science fair project idea is to find out whether refrigerating cosmetics will extend their shelf-life and longevity.

Planning a beach vacation? Here's a cool nature craft you can make in the sand with your child.

Here's a fun activity to reinforce the physics concept of stored energy for your middle schooler.