Great Circle Works Logiq Tower Puzzle, Educational and Creative 3D Wooden Puzzle Game for Kids, 22,069 Solutions
Logic Tower is a 3D cylindrical brainteaser extraordinaire. Stack inner and outer pieces around the central rod to build complete towers of various heights without any gaps. With more than 22,000 unique solutions, the stroke of genius is but one move away. Logic Tower contains 15 unique pieces, that can be placed around a central rod to progressively build 4 levels.