DaYan Tangram Cube
The DaYan Tangram Cube is a very smooth turning puzzle. The appearance of this item is breath taking and is tons of fun to solve. This puzzle is a must have for all puzzle collectors and enthusiasts! Add custom stickers...
DaYan Wheels of Wisdom
The DaYan Wheels of Wisdom is a classic item that is found in the collections of many puzzlers around the world! This item has a very interesting and unique function. The movement of each layer is slightly bumpy but does...