Help your first grader design and create his very own bird feeder out of an empty milk carton.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

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 this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

Challenge your young dinosaur lover to examine dinosaur footprints and then create their own dinosaur fossil in this hands-on activity.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

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.

Help your child measure breezy weather in her environment by making a wind vane for kids, a simple version of the classic scientific measurement tool.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.