Mucus Attack: The Icky Investigations of Ethan Flask and Professor Von Offel (Mad Science)
Mucus Attack The Icky Investigations of Ethan Flask and Professor Von Offel - Mad Science Author:Kathy Burkett, Gordon Korman Taste bud tricks. Artificial mucus. Skeleton models made out of marshmallows. Mr. Flask has his sixth graders studying the science of the human body. The professor eagerly watches their experiments and comes up with one of his own: a super-powered muscle-regenerating body rub. Too bad he couldn't keep that huge vat of goo from flooding the gym!