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

This science fair project idea investigates how the shape of an object affects drag.

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.

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

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

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

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

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.

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

Beetles come in many shapes and colors. Here's how your second grade child can create his own beetles to paint and play with!

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

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!

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

This science fair project idea teaches to understand and explore the concepts of crystal formation and dissolving substances.

Make edible amber fossils with your second grader to explore the fascinating world of science!

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

This science fair project idea investigates whether air has mass and weight.

Does your child always demand to know why the sky is blue, how the sun moves across the sky, or where wind comes from?

In this activity your child will create their very own marble maze!

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.