Sure you could take $2.50 and just buy some batteries, but how much fun would that be? Watch this video to learn how to make a coin battery.
Apple's iOS 26 and iPadOS 26 updates are packed with new features, and you can try them before almost everyone else. First, check our list of supported iPhone and iPad models, then follow our step-by-step guide to install the iOS/iPadOS 26 beta — no paid developer account required.
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