The Brainbooster Braintrainers tear-off calendar 2027 is a practical publication aimed at sudoku and number puzzles. This Brainbooster Braintrainers paperback offers new daily challenges to keep your brain active.
This tear-off calendar is suitable for everyone who wants to strengthen their thinking ability and enjoys solving puzzles. The book is clearly laid out and easy to use, ideal as daily training or for inspiration.
- Subtitle: Give your brain a boost!
- Format: paperback