Is it a square or a circle? See if you can trick your friends with this zany science project!

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

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

Teach your child about using pumps to move water in this simple and educational preschool science activity!

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 idea investigates how the shape of an object affects drag.

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!

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

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 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.

In this activity, your student will be invited to build a chair out of building blocks that is designed to meet the specific size and shape of a small doll or toy figure.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

Teach your child how butter is created by shaking up cream the old-fashioned way.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

Jazz up your patio or backyard with hip and quirky planters made from simple Mason jars.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

Brighten up your home with this fun activity! Make a summer sun print and teach your child the art of easy print making.

Grow these wheatgrass and alfalfa friends and watch their hair spring up in just a couple days!

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

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

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

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

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!