As Zak Nine and his friend Erro make their way around a strange lake, they discover an ancient golden building. The boys decide to go inside to take a closer look, but unwittingly stumble into the legendary Octagon: an underground chamber with eight mysterious doors. One door will lead the boys to freedom, but the rest lead to sinister traps and certain death! Will Zak and Erro outwit the deadly room and escape before it's too late?

Erro and Zak Nine are hiding in the Phantom Forest, a dark wood filled with giant, towering trees and dangerous beasts. The boys hide high above the ground, climbing and jumping between the tree branches. So far they've avoided dangerous creatures such as huge, hairy rats and giant, bloodthirsty spiders. But a new predator has caught the boys' scent. An enormous flying serpent chases after them and won't stop until its hunger is satisfied! How will Zak and Erro avoid becoming dinner for this deadly new monster?

Mother Ghoul’s Nursery Rhymes isn’t like other books. It doesn’t have an end. Literally. When people trip and tumble towards it, they don’t hit the book’s pages. They fall inside them, and they keep falling, forever stuck in a non-stop nightmare. Can the Librarian bring the book to a happy ending? Uncover hidden dangers and dark mysteries with SECRETS OF THE LIBRARY OF DOOM, a page-turning chapter book series from bestselling author Michael Dahl.

A school basement is packed with towering bookshelves, and it’s a dream come true for two students. But then they discover drops of ink dotting the shelves. Something skitters in the dark. A ghoul is on the loose. Can the Librarian banish the creature before it sucks every last book dry? Uncover hidden dangers and dark mysteries with SECRETS OF THE LIBRARY OF DOOM, a page-turning chapter book series from bestselling author Michael Dahl.

Ancient treasures are kept safe within the mighty Heroes Hold. But  the fierce Beast has  somehow slipped inside. It’s  on the hunt for 'Heroes', a book  containing  the power of all heroes from all stories.  Can the Librarian and his helpers make sure the mighty book is never checked out? Uncover hidden dangers and dark mysteries with SECRETS OF THE LIBRARY OF DOOM, a page-turning chapter book series from bestselling author Michael Dahl.

It’s a dark and stormy night, perfect for ghost stories. But not all tales are fiction when a girl recognizes the strange events at her aunt’s house. They’re unfolding exactly like a scary story she read when she was little. Can the mighty Librarian help solve this riddle before it’s too late? Uncover hidden dangers and dark mysteries with SECRETS OF THE LIBRARY OF DOOM, a page-turning chapter book series from bestselling author Michael Dahl.

At a comics convention, a boy picks up a comic showcasing an oozy villain named the Glob. But then the cover starts to swirl. Slime drips out. The Glob is free from the pages of the comic book, and it’s hungry! This looks like a job for the greatest hero of all . . . the Librarian! The Librarian has long worked in the shadows to guard the Library of Doom and its collection of deadly books. But now bestselling author Michael Dahl brings the hero’s adventures into the light with Secrets of the Library of Doom! Young readers will uncover new thrills and new mysteries in this chapter book...

When a young girl visits her favourite bookshop one rainy day, something isn’t right. The building is dark and cold. Rats skitter past the door. Soft chewing and scratching sounds echo up from the basement. Can the mighty Librarian help the girl defeat the horrors lurking within the bookshop? Uncover hidden dangers and dark mysteries with Secrets of the Library of Doom, a page-turning chapter book series from bestselling author Michael Dahl.

A bored student sits in the library, scribbling in an old book. Then his pen suddenly fills the margins with a menacing monster. Tentacles reach out and pull the boy into the pages! But the powerful Librarian has already been drawn into the paper. Is there another special champion who can set both the boy and hero free? Uncover hidden dangers and dark mysteries with Secrets of the Library of Doom, a page-turning chapter book series from bestselling author Michael Dahl.

A strange woman is handing out free metal bookmarks. A girl takes one. Ouch! She pricks her finger and a dot of blood drips out. The woman smiles with sharp teeth at the sight. The girl will soon become an unwilling member of her ghoulish book club . . . unless the mighty Librarian can come to the rescue! Uncover hidden dangers and dark mysteries with Secrets of the Library of Doom, a page-turning chapter book series from bestselling author Michael Dahl.