THE LETTER BLOCK PUZZLE.—solution
This puzzle can be solved in 23 moves—the fewest possible. Move the blocks in the following order: A, B, F, E, C, A, B, F, E, C, A, B, D, H, G, A, B, D, H, G, D, E, F.
click here to go to my blog.
See more interesting puzzles at http://puzzles.50webs.org