I convinced my friend in a Science lesson that the plural of tree was tree, not "trees". Like fish or sheep. "Look over there at that locely bunch of tree!"
A childhood belief about plants

others believed things like this
- When I was five, I believed God was big as a tree, a tree being the biggest thing I could convieve of.
— Chris - I used to believe that the Doller Tree store was an actual tree.Anon
- I used to think that partridge in a pear tree was "cartridge" in a pear tree(christmas song)— Erica
- I used to believe that broccoli grew on trees. It looks like a tree, so it made sense, right?— Catherine...
- I used to think that the tree branches moving was making the wind, not the wind making the tree branches move.— Jenny
- I used to think that broccoli was a shrunken-down tree,Anon