Book 1

My Autosaurus Will Win!

by Geronimo Stilton

Published 23 February 2016

Book 1

The Stone of Fire

by Geronimo Stilton

Published 1 January 2013

Book 1

The Stone of Fire

by Geronimo Stilton

Published 1 January 2013

Book 2

Watch Your Tail!

by Geronimo Stilton

Published 30 April 2013

Book 3

Help, I'm in Hot Lava!

by Geronimo Stilton

Published 29 October 2013

Book 4

Fast and the Frozen

by Geronimo Stilton

Published 28 January 2014

Book 5

Great Mouse Race

by Geronimo Stilton

Published 27 May 2014
Geronimo Stilton's ancestor, Geronimo Stiltonoot, searches for Tiger Khan's missing flag to prevent chaos during the annual cavemouse sports competition.

It is the annual cavemouse sports competition. This year, Tiger Khan and his saber-toothed henchmen want to enter the games. They call a truce with the cavemice during the tournament, but when their flag goes missing, Tiger Khan is furious. Book #5

Book 6

Don't Wake the Dinosaur!

by Geronimo Stilton

Published 21 October 2014

Book 7

I'm a Scaredy-Mouse!

by Geronimo Stilton

Published 24 February 2015

Book 8

Surfing for Secrets

by Geronimo Stilton

Published 30 June 2015

Book 9

Get the Scoop, Geronimo!

by Geronimo Stilton

Published 27 October 2015

Book 9

Get the Scoop, Geronimo!

by Geronimo Stilton

Published 27 October 2015
Geronimo Stiltonoot and The Stone Gazette are in the running for the Stone Age Ratitzer: the award for the best prehistoric journalism! But their main competition is Sally Rockmousen, the ruthless host of Gossip Radio -- and she'll stop at nothing to win. Can Geronimo sniff out a scoop in time to defeat her?

Book 10

My Autosaurus Will Win!

by Geronimo Stilton

Published 23 February 2016
It's the start of an exciting cavemice contest: a race to Boulder Bay and back! It's a dangerous route, but it will supply the village cheese maker with rare hot lava peppers, and there's a big cash prize. Trap teams up with Geronimo -- who has a lazy, slow, city autosaurus (the cavemice mode of transportation). Can they reach the finish line without going extinct on the way?

Book 11

Sea Monster Surprise

by Geronimo Stilton

Published 28 June 2016
Bart Barnacle, the prehistoric pirate who has been visiting the cavemice, is ready to return to his pirate island home. It's so far away that the Stiltonoots offer to accompany him on the long, treacherous journey over the sea. On the way, they encounter megalithic danger and hungry sea monsters! What an adventure!

Book 11

Sea Monster Surprise

by Geronimo Stilton

Published 28 June 2016

Book 12

Paws off the Pearl!

by Geronimo Stilton

Published 25 October 2016
Near Old Mouse City, cavemice have discovered a giant oyster. It holds a pearl of megalithic proportions! Since the mice of the lagoon don't have the tools to fish the oyster out of the water, they call on Geronimo Stiltonoot to help. Can he figure out how to get the pearl before the saber-toothed tigers catch wind of it?

Book 12

Paws Off the Pearl!

by Geronimo Stilton

Published 25 October 2016

Book 13

Smelly Search

by Geronimo Stilton

Published 28 February 2017
Geronimo Stiltonoot and friends have been invited to participate in a Stone Age treasure hunt! How fun! The one issue is that it has been set up by Gossip Radio host Sally Rockmousen, Geronimo's rival. Is it some sort of trick? The hunt is full of difficult riddles and very stinky dinosaurs... but nothing will stop Geronimo's team!

Book 14

Shoo, Caveflies!

by Geronimo Stilton

Published 27 June 2017

Book 15

Mammoth Mystery

by Geronimo Stilton

Published 31 October 2017