Queen is above these fellows and their childish game (5)

I believe the answer is:

jacks

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'game' is the definition.
(I know that jacks is a type of child\\u0027s game)

I don't understand how the rest of the clue works.

(Other definitions for jacks that I've seen before include "Small bowls" , "salts" .)

I've seen this clue in The Irish Times.

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