>>sets small electric oven to bake and set timer
>>Ten minutes go by and oven is not heated up in the slightest
>> Get angry, touch filament to make sure. Definitely not heating up, but timer still going.
>> Wait another ten minutes and same thing.
>> Bang the top of oven out of anger and pull it forward to look at rear.

It's unplugged.

TiL that my smaller oven can have a functional timer without electricity.