The Adventures of Penrose the Mathematical Cat : Paperback : Wide World Publishing,U.S. : 9781884550140 : 1884550142 : 13 Nov 1997 : Penrose, a cat with a knack for math, takes children on an adventurous tour of mathematical concepts from fractals to infinity.
Günstigstes Angebot
€ 9.19
Preis-Alarm
