T

Tom O’Donnell

4 Series • 10 Books

4
Series
10
Books
4
Active

🎯 Where Should I Start?

Best Starting Point
Publication Order of Hamstersaurus Rex Books
Start with: Hamstersaurus Rex (2016)
Popular Choice
Publication Order of Homerooms and Hall Passes Books
Start with: Homerooms and Hall Passes (2019)
Popular Choice
Publication Order of Space Rocks Books
Start with: Space Rocks! (2014)

ⓘ About Tom O’Donnell

Tom O’Donnell is an experienced author who has written for the McSweeney’s, New Yorker, and numerous other television shows. Currently, Tom O’Donnell resides in Brooklyn, New York city with his son and wife. Apart from arguing, the younger generation play video games, watch movies, race their rocket-bikes, and even talk to their online friends. Despite the fact that Chorkle comes from the Xotonians, he still appears to experience the different challenges that human beings do; dealing with the bullies, disagreeing with his parents and not excelling in sports. One day, Chorkle manages to steal a holographic-device, which contained hundreds of video games. The holographic device enabled Chorkle to learn English.

All Book Series by Tom O’Donnell

1
Hamstersaurus Rex book cover

Hamstersaurus Rex

Series opener · book 1 of 4 · published 2016

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2016
2
Hamstersaurus Rex vs. Squirrel Kong book cover

Hamstersaurus Rex vs. Squirrel Kong

Book 2 of 4 · published 2017

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2017
3
Hamstersaurus Rex Gets Crushed book cover

Hamstersaurus Rex Gets Crushed

Book 3 of 4 · published 2018

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2018
4
Hamstersaurus Rex vs. the Cutepocalypse book cover

Hamstersaurus Rex vs. the Cutepocalypse

Latest in the series · book 4 of 4 · published 2018

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2018
1
Homerooms and Hall Passes book cover

Homerooms and Hall Passes

Series opener · book 1 of 2 · published 2019

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2019
2
Heroes Level Up book cover

Heroes Level Up

Latest in the series · book 2 of 2 · published 2020

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2020
1
Space Rocks! book cover

Space Rocks!

Series opener · book 1 of 2 · published 2014

Buy on Amazon
2014
2
For the Love of Gelo! book cover

For the Love of Gelo!

Latest in the series · book 2 of 2 · published 2014

Buy on Amazon
2014
1
Moonsick book cover

Moonsick

Series opener · book 1 of 2 · published 2025

Buy on Amazon
2025
2
Lucy Kline, Necromancer book cover

Lucy Kline, Necromancer

Latest in the series · book 2 of 2 · published 2026

Buy on Amazon
2026

? Frequently Asked Questions

Who is Tom O’Donnell?

Tom O’Donnell is an experienced author who has written for the McSweeney’s, New Yorker, and numerous other television shows. Currently, Tom O’Donnell resides in Brooklyn, New York city with his son and wife. Apart from arguing, the younger generation play video games, watch movies, race their rocket-bikes, and even talk to their online friends.

Which Tom O’Donnell series should I start with?

The best place to start is the Hamstersaurus Rex series, the earliest of Tom O’Donnell's multi-book series: it opens with Hamstersaurus Rex (2016) and runs to 4 books across 2016–2018, ending with Hamstersaurus Rex vs. the Cutepocalypse (2018).

How many books has Tom O’Donnell written?

Tom O’Donnell has 10 books catalogued in this guide, published between 2014 and 2026. 8 of them belong to 3 named series — the largest being the Hamstersaurus Rex series with 4 books — and 2 are standalone titles, collections or anthologies.

In what order should Tom O’Donnell's series be read?

Read each series in publication order — the numbered entries in each series follow the year each book first appeared. Tom O’Donnell's series do not depend on one another, so they can be started in any order; by start date they are Space Rocks (2014, 2 books), Hamstersaurus Rex (2016–2018, 4 books) and Homerooms and Hall Passes (2019–2020, 2 books).

How are Tom O’Donnell's books organised into series?

This guide splits Tom O’Donnell's 10 books into 3 named series and 2 titles that stand alone or appear only in collections: Hamstersaurus Rex (4 books, 2016–2018); Homerooms and Hall Passes (2 books, 2019–2020); Space Rocks (2 books, 2014).