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Random Puzzles 


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Puzzle 1 


Which letters come next in this sequence:

NE · US · RN · ER · RS · ?

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Puzzle 2 


Training Stars #1all logic puzzles

The first group of trainee astronauts are all sitting around the table, waiting to start their first day of training.

From the clues given below, can work out where everyone sits?

Seat 1 is next to Seat 2 and Seat 8, etc. Seat 5 is across from Seat 1, and Seat 7 is across from Seat 3, etc. Seat 2 is a higher seat number than Seat 1, etc.



William is next to Alisa and Nick.
William is across from George.
Amanda is next to Sarah.
Sarah is across from Eric.
Nick is next to Eric.
Sydney is in Seat 4 and sits next to George.
George has a higher seat number than Sydney.
Alisa is not in Seat 2.

Puzzle Copyright © Randall Fine

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Puzzle 3 


Can you find three consecutive prime numbers …

… that equal 409,457 when multiplied together?

Puzzle Copyright © Kevin Stone

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Puzzle 4 


Which is greater, the number of grooves on one side of a vinyl record (if you can remember them!) or the number of days in the year?

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