ISBN 9781593632199 books & textbook
Math Logic Mysteries: Mathematical Problem Solving With Deductive Reasoning (Grades 5-8)
Routledge /2007-04-01 Paperback / 82 Pages
isbn-10: 1593632193 / isbn-13: 9781593632199
Routledge /2007-04-01 Paperback / 82 Pages
isbn-10: 1593632193 / isbn-13: 9781593632199