I used to think that I could put a audio tape into the VCR (even though the audio tape is too small) and it will still work. I once tried it and it broke.
A childhood belief about technology

others believed things like this
- I thought the “rec” button on tape recorders said wreck and it would wreck your tape if you pushed it!— Alberto Richardson
- I used to believe that a person could fix ANYTHING with Scotch tape.— Felix
- I used to put a camera along my fireplace on Christmas Eve in hopes to tape Santa.Anon
- My partner thought women used the brown packing tape as wax strips.— Helen
- My sister thought that she could video me by simply inserting the VHS tape into the VCR sideways.
Anon - I used to tape my mouth shut at night in case a spider would come along and make a web in my belly.Anon