In woodwork in our school.
Someone was messing around with a file and the metal bit came off and apparently "stuck in a kid's head." I wasn't in the class at the time, but it does sound funny.
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mike woz ere 7442200 & 7696970 getter, Mon 12 Nov 2007, 12:32,
archived)
Wilsons ?
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turb0t, Mon 12 Nov 2007, 12:36,
archived)