Elementary number games and puzzles
Subtitle: EGNAP
By: composed by B.H. Gundlach, mathematics consultant for the Educational Research Council of Greater Cleveland. With a teaching appendix containing derivations, explanations, and teaching suggestions for some of the more unusual operations and game situations, as well as the answers to most puzzles and games contained in the various puzzle collections at the end of each chapter
Contributors: Educational Research Council of Greater Cleveland
Publisher: The Council
Published: 1959
Place of publication: [Cleveland
Language: eng
Number of pages: 160
Subjects: Mathematical recreations