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.

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

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

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.

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

Give your child a chance to experiment with how things grow. And throw in something extra to up the fun factor even more...her very own grass pet!

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

This science fair project idea examines the reason boats are shaped and engineered.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

Learn how to make a weathervane with this fun and simple meteorology project for fourth graders.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.