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Digital details (USA). details (UK). details (Germany). ISBN: 978-0-470-56470-7 ISBN-10: 0-470-56470-9 |
See also (possibly by other authors): | ||
2009 | Paperback | Math Puzzles and Brainteasers, Grades 3-5: Over 300 Puzzles that Teach Math and Problem-Solving Skills |