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

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

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

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