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Your kindergartener will have a blast helping you craft these fun, eco-friendly potted place cards.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

This science fair project explores how osmotic pressure forces water through the root up into the plant.

This science fair project investigates why the number of visible stars changes from place to place.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

When critters protect themselves by taking on the patterns of nature, it's called "camouflage." Play this camouflage matching game with your child!

Satisfy your kindergartener's fascination of different sounds with this easy science project, where they'll use their ears instead of their eyes to identify sounds!

In celebration of Earth Day, help your fifth grader write a poem from the Earth to its inhabitants.

Examine the effect of pressure on carbonation in soda.

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

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