Utah State Textbook Commission has placed this book on its list as "Recommended Student Resource" for Mathematics / Pre-Algebra grade levels 7-12 for its emphasis on indirect reasoning skills. Test your logic and problem solving skills in geometric puzzles that create a work of art. Art Puzzles by Numbers is the most electrifying new kind of puzzle to come along in many years. These beguiling puzzles already have millions of devoted fans in Japan, where they were invented years ago. And now Art Puzzles by Numbers has been introduced to the United States where its popularity is growing...