Included in School Library Journal's Best of 2016 list.
Clever and fun! --Raina Telgemeier, author of Smile
Hip, hip, hooray for Hippopotomister! --Lauren Castillo, author of Nana in the City
Delightfully sweet. Three cheers for Hippopotamister! --Jennifer & Matthew Holm, co-creators of Babymouse & Squish
At it's core, Hippopotomister is a touching friendship tale in the tradition of Frog and Toad and Robot Dreams. But this book will also serve as the perfect roadway for those kids looking for a path from picture books to graphic novels. --Nick Bruel, creator of the Bad Kitty series
Green's (Teen Boat!) characters burst with personality, his comedic sense shines, and his visual storytelling skills are solid. --Publishers Weekly, starred review
A charming book with a solid message about changing one's life through hard work, imagination, and openness to new experiences. --Kirkus Reviews
A fun and engaging selection for readers just venturing into graphic novels. --School Library Journal