What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

Your fourth grader will be astonished to discover the significance and intricacies of his spine as he builds a model of a human vertebral column.

This fun activity makes use of pasta shells, paint, and glue make a crab while your child learns about this unique creature.

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

Have you ever noticed the ridges on a dog's nose? In this project, we take several dogs' nose prints and discover just how unique they are!

It's easy to plant your own in-home container garden! This planter contains pizza-themed herbs and is a perfect early gardening activity for kindergarteners.

This simple activity is not only fun, it's also a useful way to organize children's closets — and offer kids some autonomy to boot.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

This science fair project idea studies which brand of wintergreen candy produces the most sparks in the dark.

Kids are sure to be entranced by the magic of the ocean when they create their very own ocean in a bottle.

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

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.

In this art project, budding entomologists will create a larger than life, moveable puppet version of a praying mantis.

Is our water polluted? Help your young scientist understand the importance of taking care of the environment with this simple experiment.

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.