Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

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

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

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

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.

In this fun activity, your child will create their very own solar oven to bake s'mores!

How powerful is the reaction between baking soda and vinegar? Find out here!

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.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

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

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.

Here's a fun science experiment that's refreshingly tasty too! Turn regular water into a tasty treat perfect for consuming on a hot day.

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

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!

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 amazing, almost magical phenomenon of static electricity!

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

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!

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.