Go to the mall with WD 40 and spray it down and get a seat. By the time the cleaning crew got there we would have dropped 65 people. Then move to the other end.
Put Ketchup packs under the toilets seats. When people sit down they expload all over their legs and into the underware. Great prank. Wait for them to come out reaking of Hunts.
Tie fishing line across jogging paths. Plump
Grease under the shopping carts
Sneak into a shoe store and slip an egg into a shoe and send it back.
The best, go to the beach at the sand pitts where the jocks hung out. At night we would dig holes and fill them with dog shit and put news paper over the top and cover it with sand. We were always there when the jocks showed up. We got our beach back.
Ahhhh small town Iowa. We made our own fun.