My son used to say that when he played with his "action figures," his hands disappeared.
A childhood belief about toys

others believed things like this
- I thought nipples disappeared at a certain age because Barbie never had them.Anon
- when i was younger, i thought that people disappeared when i wasn't with them.— Debbie
- I used to think that after you passed an off-ramp while driving on the freeeway, it disappeared.— Anonymous
- I thought live-action films were very, very well-drawn cartoons.Anon
- I used to believe that clay pigeons were pigeon-shaped clay figures.Anon
- I used to believe that invisible giants played with us like I played with my dolls. — Alexandria