QUIZMO Flips are a great way to add questions and challenge to QUIZMO units or sets. From smelly feet to oily hair, the QUIZMO Gross and Yucky Human Body is a 'disgusting' Flip which features 400 questions about nasty things that bodies do, and that people do to their bodies. Each QUIZMO Flip folds over and locks with magnets (included) to become stand-up easels. Gross and Yucky is sure to challenge kids' brains . . . as well as their stomachs! Quizmo Answer Unit not included.