Tenyo Pentomino Brain Block Puzzle playable forever difficulty level 2 suitable beginners intermediate players total 2339 combinations stretch TBB-02.

Product Introduction: The puzzle that can be played forever, Brain Block Tenyo, completely renews the bestselling boxed puzzle "Pura Puzzle." The name is "Brain Block." It is a puzzle that involves fitting beautiful transparent pieces composed of a three-color gradient into a case. Despite having hundreds to thousands of possible solutions, reaching just one pattern is a challenging feat. Each time you play, the solution changes, allowing for endless play. You can lose track of time while getting absorbed and stretch parts of your brain that are usually not used. Safety Warning: None Difficulty: 2 (2339 combinations) Recommended Age: 6 years and up Does it require assembly?: Yes Material: Plastic