Sell, buy or rent A. C. Gordon textbooks

Solve the Mystery: 41 Puzzling Cases (Dover Kids Activity Books)

by A. C. Gordon
ISBN-13: 9780486296623
ISBN-10: 0486296628
Edition: First Thus
Publication date: 2011
Publisher: Dover Publications
Format: Paperback 64 pages

Solv-A-Crime

by A. C. Gordon
ISBN-13: 9780590086110
ISBN-10: 0590086111
Edition: Later Printing
Publication date: 1972
Publisher: Scholastic
Format: Paperback 96 pages