This is one that my daughter (who is 8) believes...that you can fastward DVR by rewinding it. She does'nt understand that real time is still moving and that when she rewinds and forwards it back that she can only go to live tv. It drives me insane, I tell ya!
A childhood belief about tv

others believed things like this
- My 5 year old daughter believes if she picks her nose her bum will fall off !!Anon
- Apparently from seeing EKG's on TV, my daughter believes people die when their heart stops "beeping."— Jager
- I once believed that one could run around the south pole in order to travel backwards and forwards in time.— kaibutsu
- I thought my imaginary friend was real and he imagined me
I hope he still believes I existAnon - i used to believe that if you were driving forwards you were going north. — Pixie
- I believed I could tap dance by moving my feet real fast. — Aussie