Timmerman, Charles. The everything pencil puzzles book : sharpen your puzzle-solving skills! / Pencil puzzles book Charles Timmerman. - Avon, Mass. : Adams Media, 2006. - xi, 206 p. : ill. ; 18 cm. - Everything . - Everything series. . ISBN: 1593375840 (pbk.) LCCN: 2006285269 Subjects--Topical Terms: Puzzles.Mathematical recreations. LC Class. No.: GV1493 / .T55 2006 Dewey Class. No.: