TY  - BOOK
AU  - Pappas,Theoni
TI  - The adventures of Penrose: the mathematical cat 
SN  - 1884550142
AV  - QA135.5 .P332 1997
U1  - 510 22
PY  - 1997///
CY  - San Carlos, CA
PB  - Wide World Publishing/Tetra
KW  - Mathematics
KW  - sears
N1  - 6.0; 3-6; Follett Library Resources
N2  - Penrose the cat explores and experiences a variety of mathematical concepts, including infinity, the golden rectangle, and impossible figures
ER  -