Black-and-White Land

In Black-and-White Land there are no colours, and everything is made of squares, rectangles or triangles.

A close up of a sign

Description automatically generated

Design the setting for a picture book that begins:

A long time ago in Black-and-White Land, …

Rating

You can give yourself a rating for your design.

Score:

  • 1 point for every rectangle
  • 1 point for every square
  • 2 points for every triangle
  • Up to 20 points for your creativity and persistence.

We would love to see pictures from Black-and-White Land, so send your artwork to john@naturalmaths.com.au. If your parent or teacher gives us permission, we might put your example on the blog.

Harder scoring

  • 1 point for every right angle
  • 1 point for an isosceles triangle and right triangle
  • 2 points for every equilateral triangle
  • 3 points for every scalene, acute, or obtuse triangle
  • An extra 5 points for every square or rectangle built from combining 3 or more triangles

Of course, you can just have fun and create your own challenge and rating code.

Have fun.