Search Results

In this activity, learners create a mind and math puzzle that requires a three-dimensional solution.

In this activity (on pages 55-66 of PDF), learners fold paper into origami shapes and then combine several identical shapes into a three-dimensional structure.

In this activity, learners construct three math puzzles out of simple materials like wood, string, and Styrofoam.

This activity about cryptographic techniques illustrates how to accomplish a simple, but nevertheless seemingly impossible task—making a fair, random choice by flipping a coin between two people who d