Showing results by author "Michael Dahl Dahl" in All Categories

The Eraser, sworn enemy of the Library of Doom, has come up with a wicked new scheme. He’s created a powerful gas that will turn ink invisible and render all books empty and useless. Will the Librarian be able to stop the villain's criminal concoction?

Welcome to the Graveyard of Dead Letters, where evil silent letters, like the W of swords and the K of knives, are buried. Here they can do no harm. But the wicked Spellbinder has plans to revive the letters . . . and use them to create a fierce weapon that will challenge even the powerful Librarian!

Zak Nine and his Quom friend, Erro, are desperate to get off planet Alcatraz. The boys believe they've finally found a way to freedom when they join up with another prisoner. Together with their new partner, the boys board a small spacecraft and fly off the planet, past the metal moon, and head into space. But when the stars begin to look strange, Zak and Erro realize that something is very wrong. What will happen when the boys learn Planet Alcatraz's biggest secret? Will they ever get to return home?

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?

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?

Traveling by night, Zak Nine and Erro are following a shadowy figure until the mysterious stranger disappears into a cave. The boys decide to follow. Inside they find a maze filled with priceless gems, along with a rough band of escaped criminals. Things go from bad to worse when a squad of Alcatraz guards arrives on the scene.

An extremely evil book marked with an X has unleashed a swarm of X-winged insects, and the bugs are on the hunt for their favorite food—books! When the hungry horde targets a bookmobile and the humans inside, can the expert Librarian force the deadly pests to exit? Or will they turn him into an ex-librarian?

Zak Nine has been captured and placed in Planet Alcatraz's "Monster Zoo." But this isn't any ordinary zoo. This zoo holds dozens of alien "monsters" who are forced to fight for the entertainment of the prison planet's owners.

A dangerous book is missing from the Library of Doom. The book has no words, except for one single sentence. Whoever reads it disappears. Forever. When the book appears in a classroom on the first day of school, it will be up to the Librarian to close this new chapter of fear.

Hoping to avoid the Alcatraz guards, Zak Nine and Erro decide to climb down into a deep canyon to hide. But soon, the boys see some huge rock formations that move! Zak and Erro are quickly caught by the giant criminals that have been imprisoned in the deep gorge.

One evening, a young boy is accidentally locked inside the library. Suddenly, a pair of lizard bookends come alive! The boy watches as the ravenous reptiles gobble up stacks of books. Will the Librarian arrive before the boy becomes their next meal?

Zak Nine and Erro have come up with a brilliant plan to escape. They'll simply hide onboard a prison ship and ride it to freedom on another planet! Unfortunately, the boys don't get far when the ship docks at one of Planet Alcatraz's metallic moons.

During their last adventure, Zak Nine and Erro found a mapping device in a crashed Prison ship. Following the map, the boys make their way to the Plateau of Leng, a vast desert on Planet Alcatraz. Other than an occasional giant scorpion, the boys seem to be safe on the endless sands until they spring a deadly trap! Huge rocky walls spring up from beneath the sand, grinding against each other and forming into walls, passageways, and stone cages.

Zak Nine and Erro have escaped! But now they find themselves lost in a vast forest of alien birds and deadly plants. Things grow even worse when they hear strange buzzing sounds just above the treetops attack drones! The prison guards are searching for the boys using a flock of remote bots, armed with flame-throwers and sleeping gas! Will the boys outwit the bots and find a way off Planet Alcatraz?

Zak Nine and his friend Erro are on the run! While avoiding a band of patrolling prison guards, the boys meet another escapee who tells them the legend of an abandoned spacecraft. The boys believe that if they can find the ancient ship, they'll be able to fix it and blast off from the Planet Alcatraz. But first, they must cross the Igneous Quag an uncharted swamp full of flame-spitting snakes and hidden geysers of fatal fire!

After a recent daring escape attempt, Zak Nine and his Quom friend Erro are imprisoned in the most inescapable region of Alcatraz. The boys are locked in separate cages, hovering at the end of unbreakable chains over a boiling sea of poison. How will the boys escape their latest dilemma? Even if they break out of their cells, how will they travel across the venomous waters to safety? It's the most perilous adventure yet as the boys try to escape from Planet Alcatraz.

Birds chirp. A dog barks. Thunder claps. We hear sounds all around us. But how? Sound waves travel through the air, but we don't see them. Listeners will learn about sound waves and how we use them every day.

Young Quom Erro and his human friend Zak Nine are in trouble. They're stuck in Planet Alcatraz's most infamous jail cell: a huge metal cylinder that's sunk into the ground, but open to the sky. The boys are certain they can climb out, but they quickly discover the cunning secret of the pit. When they make too many movements, the floor sinks, and the pit grows even deeper. Will the boys manage to climb out, or will their hopes dwindle as the circle of sky overhead shrinks to a distant dot?

One night, after awakening from a terrible dream, a young boy heads out on his bike. Soon he arrives at a mysterious cave, which he feels an urge to explore. Inside, a giant, deadly worm has trapped the Librarian! Now, the boy is in danger as well. Fully translated Spanish text.