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What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to "fudge" it when interpreting what you see.

This science fair project idea determines what household items are good conductors of electricity.

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

This science fair project idea determines what household items are good conductors of electricity.

This science fair project introduces children to static electricity and the idea that electricity is more than lights and plugs.

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

Transform your uncomfortable wooden shoes into charming mini planters!

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.

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

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

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

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

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

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

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, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.