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!

Discover flight initiation distance as you play around in the park with this fun bird watching project!

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

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

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

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 the reason boats are shaped and engineered.

Challenge your learner to design and build a city of their own in this creative engineering activity.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

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!

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

In this project children practice the scientific method while playing with puffy paint.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.