World four hundred and eighty-nine is another narrow puzzle with seven boxes for placement.
Step by step solution
Push DOWN, DOWN, go UP, UP, UP, RIGHT, UP, push LEFT and LEFT. Go UP, LEFT, LEFT, push DOWN, go LEFT, LEFT, DOWN, DOWN, DOWN, RIGHT, push RIGHT, RIGHT and RIGHT. Go LEFT, LEFT, LEFT, LEFT, UP, UP, UP, RIGHT, RIGHT, push DOWN and DOWN.
Go UP, UP, LEFT, LEFT, DOWN, DOWN, DOWN, RIGHT and push RIGHT. Go DOWN, DOWN, RIGHT, RIGHT, DOWN, RIGHT, DOWN, DOWN, LEFT and push UP. Go LEFT, LEFT, push UP, UP, go RIGHT, RIGHT and push UP. Go RIGHT, push DOWN and DOWN. Go UP, LEFT, LEFT, LEFT, DOWN, DOWN, RIGHT, RIGHT and push UP.
Go RIGHT, UP and push LEFT. Go DOWN, DOWN, DOWN, RIGHT and push UP. Go LEFT, LEFT, LEFT, UP, UP, push UP and UP. Go LEFT, LEFT, UP, UP, UP, RIGHT, RIGHT, UP, RIGHT, RIGHT, DOWN, RIGHT, DOWN, DOWN, push DOWN and DOWN.
Go UP, UP, UP, UP, LEFT, UP, LEFT, LEFT, DOWN and push RIGHT. Go LEFT, LEFT, LEFT, DOWN, DOWN, DOWN, RIGHT, RIGHT, push UP, UP, go DOWN, DOWN, LEFT, LEFT, UP, UP, UP, RIGHT and push RIGHT.
Congratulations. You have completed world four hundred and eighty-nine. Get ready for world four hundred and ninety.