Brain Teaser: The Einstein Letter Block Puzzle is a tricky wooden puzzle game.

Test Your Skills: Includes fourteen wooden blocks used to complete twelve different challenges.

Professor Puzzle: Just one piece from the Einstein puzzle range from Professor Puzzle. Is your brain big enough for them all? 

Great Gift Idea: A great item for any fan of creative thinking brain teaser puzzles.

Format: Boxed 
Pieces: 14 Woodend Blocks
Size: 10.75(h) x 10.75(w) inches