Book of Donmon Teith

Penrose the cat explores and experiences a variety of mathematical concepts, including infinity, the golden rectangle, and impossible figures.

"Join Penrose [the cat] on new mathematical adventures while he introduces math concepts in a non threatening way. Captures children's imaginations; stimulates

Penrose is back, and ready to usher young readers along as he encounters more amazing mathematical ideas in a sequence of adventure tales. At once demystifying

The famous mathematical cat Penrose takes us on a trip though puzzleland, while sharing fascinating and challenging puzzles in this uniquely designed mini book.