https://www.macrumors.com/2009/12/03/apple-nixes-support-for-new-ipod-click-wheel-games/
Apple Nixes Support for New iPod Click Wheel Games? - MacRumors
Joystiq reported earlier this week on the release of Song Summoner: The Unsung Heroes - Encore, a new iPhone game available in paid [App Store, $9.99] and lite...
ipod click wheelsupport forapplenewgames
https://www.ifixit.com/Guide/iPod+Nano+1st+Generation+Click+Wheel+Cover+Replacement/433
iPod Nano 1st Generation Click Wheel Cover Replacement - iFixit Repair Guide
The metal shield beneath the click wheel.
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https://www.ifixit.com/Guide/iPod+Nano+1st+Generation+Click+Wheel+Button+Replacement/434
iPod Nano 1st Generation Click Wheel Button Replacement - iFixit Repair Guide
The button in the click wheel.
ipod nano1st generationclick wheelbutton replacementifixit repair