Oliver's Great Big Universe #4: Oceans Are Deep!

By Jorge Cham

"Mind-expanding and hilarious I got smarter reading this " -Jeff Kinney, author of the international bestselling series Diary of a Wimpy Kid

Science meets Diary of a Wimpy Kid in this original illustrated middle-grade fiction series that blends science with narrative from bestselling author-artist Jorge Cham, the Emmy Award-nominated creator of PBS' Elinor Wonders Why

Oliver's dream of a perfect summer doing nothing is thwarted by his nemesis, Ms. Liu, his English teacher, when he gets a summer-long assignment to make up for getting a bad grade in her class. Fortunately, he'll have plenty to write about as he spends the summer with his grandparents, learning to surf, dealing with cousins galore, and hearing amazing ocean facts from an oceanographer stationed in their beach town.

Plus, Oliver makes a new friend in Miriam, whose family owns the local aquarium shop. Look for disasters involving fishing, wave wipeouts, and a clever octopus named Mr. Wiggles.

Topics:

- Sharks

- The tides

- How waves work

- The DEEP ocean

- Ocean currents

- Famous shipwrecks

- Tsunamis

- Coral reefs

- And more

With laugh-out-loud humor and cartoon-style illustrations from bestselling writer and the creator of PHD Comics Jorge Cham, Oliver's Great Big Universe is a STEAM-themed, diary-style series following one kid who's taking on the whole universe--if he can survive middle school first.

More from the Oliver's Great Big Universe series:
Oliver's Great Big Universe (#1)
Oliver's Great Big Universe: Volcanoes Are Hot (#2)
​Oliver's Great Big Universe: Evolution Changes Everything (#3)

• Format: Hardcover
• Language: English
• ISBN: 1419789953
• ISBN13: 9781419789953
• Release Date: October 2026
• Publisher: Amulet Books
• Length: 256 Pages
• Age Range: 8 to 12 years
• Grade Range: Grades 3 to 7