Bifold Boxes

Australian curriculum number (ACMMG111; ACMMG115)

Students use proportional reasoning to explain how changing the size of a square will affect the size of a box folded from that square.

This sequence is for students who:

  • are familiar with calculating and comparing areas of shapes.


Lesson 1: Bifold Boxes

Students fold origami boxes from proportional paper squares and compare the dimensions of the boxes.


Last updated April 23 2020.