Riddle School is a game series that follows the adventures of Phil Eggtree, a boy who is trapped in different schools and has to escape using his wits and creativity. The games are full of humor, puzzles, and secrets, and you can explore various environments such as classrooms, hallways, libraries, and more. The games are developed by Jonochrome, a flash game developer who also created other popular games such as The Adventures of Captain Underpants.