my dad used to say that green algae was actually from a witch called Jelly Green Teeth who tried to capture any children who played too near the water's edge. i
A childhood belief about witches

others believed things like this
- That the tooth fairy drove around in her green Volks Wagon Collecting teeth from all the children.— Wanda Trytten
- I believed you had to color all the dinosaurs in coloring books green because all the dinosaurs WERE green.— Betty
- I thought jelly fish were made out of fruit jelly. — Kevin
- I used to believe the sky was green and everybody was colorblind since they said it was blue— IM COW
- that the green bit of cucumbers was poisonousAnon
- i used to belive when i farted green gas came out my bum— daniel rowan