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Engineers in training can get started with this simple wheel-and-axle construction activity.

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

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

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

Here's a science activity that lets a first grader use an empty dish detergent bottle to create his own fountain as he explores air pressure.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.

Introduce your child to science with something they see everyday--their shadow!

This classic children's game demonstrates how sound travels through air vs. through a solid.

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

Water can go from solid to liquid to gas...but how does popcorn go from kernel to snack? Invite your first grade scientist to find out.

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.