Title: Mrs. Master is a disaster!
Description: In this eighth book in the new My Weirdest School series, it s Grandparents Day at Ella Mentry School! Alexia s grandmother Mrs. Master makes weird inventions for a living, but A.J. and the gang come up with the weirdest invention of all. And they re going to make a bazillion dollars from it! Will they succeed? Or will their great big idea be flushed down the drain?
Subjects: Schools, Juvenile fiction, Humorous stories, Inventions, Children's fiction, Schools, fiction, Teachers, fiction, Inventions, fiction, Moneymaking projects, fiction