This tricky building block challenge asks your learner to think creatively. They will work on their divergent thinking skills as they try to fill up an index card perfectly with building bricks.

This experiment tests which gender is better at catching how a magician performs his tricks.

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

How clean is the air we breathe? The answer might surprise you. Learn how to investigate local air quality with this cool science fair project.

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 do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

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!

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

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.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

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

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

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!