Tessellations

  To compare the length of different parts of your body to your height, we will first create a string{...}

Toothpick and staircase patterns Use 4 toothpicks to build a square, 7 toothpicks to build two connected squares, 10 toothpicks{...}

https://media.pk12ls.com/curriculum/math/cmp3/activities/A82386/index.html The Product Game Make three in a row using factors. You can only move one paper clip at a{...}