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

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

Blanket forts are a kid classic! Let your child create a âfortress of solitudeâ on his own for reading, telling scary stories or for cozy cocooning.

Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!