  2004 - How Bright Is Your Brain Amazing Games to Play with Your Mind (Hardcover) → Paperback ISBN-13: 9781402706516 ISBN-10: 1402706510 Genre: Children's Books ?  2003 - Super Sensational Science Fair Projects (Paperback) → Paperback, Hardcover ISBN-13: 9781402714641 ISBN-10: 1402714645 Genre: Nonfiction ?  1998 - Great Critical Thinking Puzzles (Other) → Paperback ISBN-13: 9780590515993 ISBN-10: 0590515993 Genre: Humor & Entertainment 8  1997 - Great Critical Thinking Puzzles (Paperback) → Paperback ISBN-13: 9780806997254 ISBN-10: 0806997257 Genre: Humor & Entertainment 2  1996 - Critical Thinking Puzzles (Paperback) → Paperback ISBN-13: 9780806994307 ISBN-10: 0806994304 Genre: Humor & Entertainment 2  Super Sensational Science Fair Projects (Paperback) → Paperback, Hardcover ISBN-13: 9780439634137 ISBN-10: 043963413X Genre: Children's Books ? |
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