#4: Getting the Locker Combination Stuck
A stubborn locker could destroy an entire passing period. Students spun the dial carefully, missed one number, started again, and listened as the hallway rapidly emptied. Books for the next class remained trapped behind a metal door that suddenly seemed personally hostile. With every failed attempt, the bell moved closer. Eventually, someone kicked the locker, asked a friend for help, or arrived late carrying an explanation no teacher considered remotely original that frantic morning again.

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