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Scrutinized Screws (Scrutinised Screws in the UK version) is a puzzle in Professor Layton and the Unwound Future. The puzzle must be solved in order to progress the story.

Puzzle

US Version

Only one of the six screws shown below, A, B, C, D, E, or F, will fit properly into the threaded hole. The width of the hole matches the thickness of all the screws, so don't worry about that.

Your only tool is a flathead screwdriver. Now, hurry! You don't have much time.

Circle the correct screw, and tap Submit.

UK Version

Only one of these six screws, A-F, will fit properly into the threaded hole. The width of the hole matches the thickness of all the screws, so don't worry about that.

Your only tool is a flathead screwdriver. Now hurry! You don't have much time.

Circle the correct screw and touch Submit.

Hints




Click a Tab to reveal the Hint.

US Version

Pay attention to the direction of the threads on the screws and on the hole.

UK Version

Pay attention to the direction of the thread on each of the screws and on the hole.

US Version

Screw C won't go anywhere no matter how much you turn it! So, cross that one off the list of possible answers.

UK Version

Screw C won't go anywhere, no matter how much you turn it! You can cross that one off the list of possible answers.

US Version

Screw B can't be turned with any tool, and Screw F can't be turned with a flathead screwdriver. So cross those two options off the list as well.

UK Version

Screw B can't be turned with any tool, and screw F can't be turned with a flathead screwdriver. You can cross these two options off the list as well.

US Version

Screw A is threaded in the opposite direction of the hole, so it can't be the answer. That leaves only two possible choices. Take one last look, and you should have this in the bag.

UK Version

Screw A is threaded in the opposite direction to the hole, so that can't be the answer. That leaves only two possible choices. Take one last look and you should have this in the bag.


Solution

Incorrect

Too bad!

US Version

Take another look, and try again.

UK Version

Take another look and try again.

Correct

That's it!

US Version

Now, hurry and get the car moving!

UK Version

Now hurry up and get the car moving!

UF118S

A big thanks to http://professorlayton3walkthrough.blogspot.com

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