Move from letter to letter and collect the necessary letters for DUCK (in any order).
How many different routes can you take if you always start with the central D and always move either horizontally or vertically?
[Ref: ZMHZ] © Mr Stone
Hint: You can't move diagonally.
Starting at the central D, you can go:
Up, Up, Left.
Left, Left, Left.
Left, Left, Up.
Down, Left, Left.
Down, Down, Down.