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Use geometry, a ruler, and a steady hand to create these amazing unfurling paper folds!

In this activity, learners discover that some plastics will shrink when you get them hot. Learners bake polystyrene in a regular oven and discover what happens.

In this activity, learners get hands-on with geometry by making a polyhedron kitty sculpture.

In this activity, learners design and build a Zoom-a-rang using everyday materials. Experiment with different materials and Zoom-a-rang designs to see how they fly.

A design challenge that takes paper airplanes into an entirely different direction: a magnus glider uses cups and and rubber bands to create a glider that uses the same forces that a curveball (from b

In this activity, learners thread gumdrops together to make a model of a polymer.

In this activity, learners will see how UV light affects colors over time by making their own sunprint on construction paper.

This activity shows learners how computers use numbers to represent pictures. A grid is used to represent the pixels (short for picture elements) of a computer screen.

This is a lesson plan for an activity in which learners, playing the role of archeologists, use math concepts about number bases to decipher the Dresden Codex, an ancient Mayan document.

In this activity, learners imagine what the world might look like if we could build an elevator to space!