Tetris Chocolate Bar Puzzle.
The Meihi Chocolate Bar puzzle has 2339 possible solutions. The aim is to fit all the tetris block shaped pieces back into its clear container. Dont worry about the chocolate melting, its not real chocolate. (Why, that would be so much more fun!)
The puzzle comes in 3 “flavours”. White Chocolate is easy. Milk Chocolate is for a Beginner. Black Chocolate is for an Expert. via