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

Introduce your child to the wonders of colorful chemistry with this simple food coloring project.

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.

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 kindergarten science activity will help her explore the changing states of matter which transform an egg from raw to soft to hard-boiled.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

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!

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

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.

Help your kindergarten scientist discover relative size, density, and buoyancy with this fun, pumpkin science project!

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

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

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

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

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.