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Stick & Move (Stick to the Plank in the UK version) is a puzzle in Professor Layton and the Last Specter.
Puzzle
- US Version
A man is moving a water jug using a round stick and a long plank.
If the circumference of the stick is 20 cm, how far ahead, in centimeters, would the water jug be after one complete turn of the stick?
This is assuming that the plank, stick, and jug do not slip out of place or get stuck.
- UK Version
A man is moving a water jug using a round log and a long plank.
If the circumference of the log is 20 cm, how far ahead, in centimetres, would the water jug be after one complete turn of the log?
This is assuming that the plank, log and jug do not slip out of place or get stuck.
Hints
Solution
Incorrect
- US Version
Too bad!
If the stick is moving, what else must be moving too?
- UK Version
Too bad.
If the log is moving, what else must be moving?
Correct
You're on a roll!
- US Version
When the stick rolls round, it moves forward 20 cm. The plank also moves 20 cm as it's pushed.
Added together, the jug moves 40 cm.
- UK Version
When the log rolls round, it moves forward 20 cm. It also pushes the plank along 20 cm at the same time.
Added together, the jug moves 40 cm.
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