I'm a boy and when I was much younger I thought that everyone had a sac (which I latter found out was a scrotum and only boys had one) that stored their pee
A childhood belief about weeing and pooing

others believed things like this
- When I was little I thought that my urine was stored in my scrotum until I needed to wee.— Bryan
- I used to believe pee was stored in your stomach and poo was stored in your back.— Rob
- When i was younger i believed that a cat was a girl and dogs were boys.Anon
- I used to think that poop was stored in your buttocks and that's why they're squishy.Anon
- i used to think that your butt cheeks is where your poop was stored. Anon
- I believed that all of my blood was stored in the calves of my legs. — Julia