Intellective Puzzle - Fish Torpedo

Intellective Puzzle - Fish Torpedo
This toy is made of two different shape pieces of wood Oh, in accordance with the instructions of the steps the toy unlock, can also be re-assembled, a piece of wood is different with the other pieces of wood toys, you If you find this different, it can be untied light and in one fell swoop, Come on, you must be able to unlock, hehe ~ ~