Try to get everyone across the river in this "Japanese" IQ Test at Unique You 
How?  Click on large circle to start the game.  Click on people to move them. Click on poles to move raft.

However! You must follow these rules:
(1) Only 2 people on the raft at a time; (2) father can't stay with any 1 daughter without mother there; (3) mother can't stay with any 1 son without father there; (4) The thief (striped top) cannot stay with any family member without Policeman there; (5) only the mother, father and policeman know how to operate the raft.