This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

Travel back to the Jurassic age with this creative dinosaur activity that would make a great addition to any wall or fridge.

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

Your child grows a green thumb and flowers with this seed planting activity that also celebrates the 100th day of school!

Engineers in training can get started with this simple wheel-and-axle construction activity.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

Science fair project in which you will start a fire from scratch without using matches or a lighter.

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

This is a fun and inexpensive project and it's a great way for your child to build basic geometry skills, like shape recognition and pattern/angle familiarity.

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

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

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

What better way to nurture your child's imagination than by making a fairy house out of materials found in nature!

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

Who knew that nature could get so crafty? Show your kindergartener how to collect and morph pinecones into a whole team of personalized pinecone people.

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.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

Give some of your local ladybugs a warm place to stay for the winter by making a ladybug home with recycled materials.

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

If your child aspires to be the next Frank Lloyd Wright, we've got some tips on building sand castles that last.

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

Here's a simple craft activity that can help your youngster better visualize the life cycle of a frog as a circle.