Test your math IQ /
Ryan, Steve.
Test your math IQ / Steve Ryan. - New York : Sterling Publishing, c1994. - 96 p. : ill. ; 21 cm.
Includes index.
080690724X
Mathematical recreations.
QA 95 / .R952 1994
Test your math IQ / Steve Ryan. - New York : Sterling Publishing, c1994. - 96 p. : ill. ; 21 cm.
Includes index.
080690724X
Mathematical recreations.
QA 95 / .R952 1994