Hinterlands Puzzle Box Requisition is a repeatable side quest in Dragon Age: Inquisition.
Dwarven puzzle boxes serve as entertaining diversions for Inquisition soldiers, not to mention being useful for trade.
Speak to a requisition officer at one of the Inquisition camps in the Hinterlands.
Collect the following items:
Ram Leather (5)
Crystal Grace (1)
Return to any requisition table and craft the item "Dwarven Puzzle Box".