Sam Loyd

The challenge of the tangram, the original “Chinese puzzle,” lies in your ability to arrange seven geometrical pieces — a square, a rhomboid, and five triangles — into a variety of different shapes…. [more below]

• Series: Dover Puzzle Books: Math Puzzles
• Author: Loyd, Sam
• Binding: Paperback
• Page Count: 144
• Publish Date: March 20 2019
• ISBN10: 0486833860
• Language: English