The fourth and final book in this hilarious classroom comedy series that's perfect for fans of Dog Man and Stick Dog!

Things are calm at last in Maple Bluffs.

The evil manufacturer SmilesCorp is out of business, Hammie Rex is a new dad to three tiny mutant offspring (Stompy, Chompy, and Hatshepsut), and Sam Gibbs feels that he can resume normal life. But soon enough, things get weird.

When Sam visits a toy store to buy Beefer a bar mitzvah gift, one of the toys comes alive and attacks Hammie and the babies! Who could be behind this latest diabolical scheme?

Funny, highly illustrated, and fast-moving, the Hamerstersaurus Rex series is a natural for even reluctant readers.

This book is part of a book series called Hamstersaurus Rex .

There are 368 pages in this book. This book was published 2018 by HarperCollins Publishers Inc .

Tim Miller is an author and illustrator. He studied at the School of Visual Arts, where he earned his BFA in cartooning. His first picture book, Snappsy the Alligator (Did Not Ask to Be in This Book), received four starred reviews. Publishers Weekly called his illustrations "bold and goofy. " He is also the author-artist of Moo Moo in a Tutu and the the illustrator of the middle grade Hamstersaurus Rex books. He lives in New York City. You can see more of his work at www. timmillerillustration. com. Tom O'Donnell has written for the" New Yorker," "McSweeney's," Atari, and the TV show "Trip Tank "on Comedy Central. His comic strips have been featured in the "New York Press," "Village Voice," and other papers. He lives with his wife in Brooklyn.