In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

Help your kindergartener identify and sort eight different kinds of common seeds on this "seed wheel" plate you can use all growing season.

Design and build a scale model representing living tree architecture. Then build a full-size version using one or more lives trees, and test your creation.

Bring back the groovy memories by making shrinky dinks using household materials, while learning about the science of plastics. Here's how to get started:

Research historic methods of food preservation. Analyze alternative recipes and techniques of food preservation. Document success with photographs.

You and your child can create this beautiful butterfly mobile for hanging anywhere in the home (and learn about this magical creature while you're at it).

Reuse and recycle cardboard tubes to make spooky spiders, kooky caterpillars, wacky worms, and more.

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

This activity is a great way to stretch the boundaries of your child's imagination and build up important critical thinking skills.

Help your child celebrate the summer and the sun by making a sandy seascape.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Research responsibilities of physicists, and common thinking patterns. Devise a questionnaire that measures career aptitude in physics.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

The Galileo inclined plane physics experiment was one of the first ways scientists calculated acceleration due to gravity. Do it yourself in this project!

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

Free science fair project idea that examines the ergonomics of your environment. Redesign your living space to be better suited to your lifestyle.

Nature is the greatest teacher, and you can help facilitate the lesson! Here's how to create a supply backpack to get your kid ready for science action!

Explore the neural and mental mechanisms at play in mental imagery.

Learn the chemistry and physics of the brain, how our nervous system work. Demonstrate that the brain is an electrical and chemical machine.

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

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

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

Boost your preschooler's attention to detail by getting her to explore the differences between two different pumpkins: large and small.

With this activity, not only will you be experimenting with giving accurate information, you'll also teach your child how to write good scientific procedures.

Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water

Show your preschooler how to create a simple windsock using a colorful piece of tissue paper, a pipe cleaner, and yarn.

This experiment investigates whether paper color influences people's ability to remember the information that they read.

Explore the relationship between personality traits and birth order effects.

Teach your child the meaning of recycle and reuse by repurposing plastic spoons as plant markers for your vegetable garden.