Brain Teaser Toilet Roll
The Mind Trainer Loo Roll is packed with puzzles, brain teasers, and Sudoku...
https://www.neatorama.com/2009/08/03/brain-teaser-toilet-roll/The Mind Trainer Loo Roll is packed with puzzles, brain teasers, and Sudoku...
https://www.neatorama.com/2009/08/03/brain-teaser-toilet-roll/