The ClueFinders/YMMV


 * Crowning Moment of Funny: The Evil Laugh in 4th grade.
 * Nightmare Fuel: The in 5th grade.
 * The Medusa rock with snakes coming out of her eyes in 3rd Grade.
 * Any given part of Goo Lagoon in 3rd grade can be this to the squeamish, and kids tend to freak out at the extremely Beatles-inspired song.
 * The plants' plans for the town in 6th grade, depicted with Deliberately Monochrome paintings.