Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

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

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.

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

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!

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

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.

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.

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

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

Help your kindergarten or first grade child use his creativity to make a beautiful magnetic patterned structure while discovering the wonders of magnets.

This fun, think-outside-the-box activity introduces kids to gravity and other basic scientific concepts as they construct an impressive marble run!

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

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

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.