Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

This science fair project idea explores whether white light can be separated into different colors.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Science fair project that determines whether mass and weight are the same or different.

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

This year on Mother's Day, try this gift project that brings together an appreciation for gardening with a hands-on lesson in art history.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Help your child understand surface tension by showing them how they can create a "skin" on top of water.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Is your child a young ornithologist in the making?

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

If your mom likes flowers, make her a sweet gift that she'll treasure with this fun craft, a pretty Pressed Flowers Card!

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.