15.1: Folding Paper Boxes
Your teacher will demonstrate how to make an opentop box by folding a sheet of paper. Your group will receive 3 or more sheets of square paper. Each person in your group will make 1 box. Before you begin folding:

Record the side lengths of your papers, from the smallest to the largest.
 Paper for Box 1: ______________ cm
 Paper for Box 2: _______________ cm
 Paper for Box 3: ________________ cm

Compare the side lengths of the square sheets of paper. Be prepared to explain how you know.
 The side length of the paper for Box 2 is ________ times the side length of the paper for Box 1.
 The side length of the paper for Box 3 is ________ times the side length of the paper for Box 1.

Make some predictions about the measurements of the three boxes your group will make:
 The surface area of Box 3 will be ________ as large as that of Box 1.
 Box 2 will be ________ times as tall as Box 1.
 Box 3 will be ________ times as tall as Box 1.
Now you are ready to fold your paper into a box!