Professor Puffendorf's Secret Potions

Description:

While Professor Puffendorf is away, Slag breaks into her top-secret cabinet and decides to do a little experimenting of his own, on Chip the guinea pig.

subjects: Science,  Juvenile fiction,  Picture books for children,  Fiction,  Inventions,  Inventors,  Children's fiction,  Science fiction,  Guinea pigs, fiction,  Fantasy fiction