The third mushroom
Popularity 6
When thirteen-year-old Ellie's Grandpa Melvin, a world-renowned scientist in the body of a fourteen-year-old boy, comes for an extended visit, he teaches her that experimenting--and failing--is part of life.
AgingFamiliesMiddle schoolsJuvenile fictionFamily lifeFictionGrandfathersScientistsSchoolsFriendship