Monthly challenge · 26 September 2026 to 31 October 2026

One square

Fold any model from one square sheet of paper, with no cuts and no glue. It can be a model you already know, one from a book, or one you design yourself.

Enter the challenge

How to take part

  1. Fold your model.
  2. Photograph it in daylight on a plain background.
  3. Sign in, share the photo and tick the box for this challenge.
  4. Entries appear in the gallery after review.