I remember a kind of discussion in third class about "Did dinosaurs and cavemen live at the same time?"
One of the pupils said they did, and "The Flitstones" were the proof.
A childhood belief about cartoons

others believed things like this
- When I was a child I used to believe that there were dinosaurs living in the mountains near where I live.— Teacher LM
- I have floaters in my eyes, and I used to believe that I could see my pupils.Anon
- I used to believe that if i watched too much TV my pupils would take the shape of squares— Tilda
- i used to believe i could go back in time so i could see dinosaurs.Anon
- I believed you had to color all the dinosaurs in coloring books green because all the dinosaurs WERE green.— Betty
- I remember a girl in my kindergarten class told me she wanted to be a waterfall when she grew up.Anon