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The Timekeepers are a secret organisation of kids who keep the course of history on track - and history needs them - a villain called DeLay is set on causing chaos! When the hands on their special watches start to spin backwards, the Time Keepers know that DeLay has been up to no good, and it's...

The Timekeepers are a secret organisation of kids who keep the course of history on track - and history needs them - a villain called DeLay is set on causing chaos! When the hands on their special watches start to spin backwards, the Time Keepers know that DeLay has been up to no good, and it's...

The last kids may have escaped the forbidden fortress by the skin of their teeth, but there isn't much to celebrate. Thrull has what he needs to complete the Tower, Rezzoch will most certainly come to Earth, and the world as they know it will cease to exist. Except Jack's Cosmic Hand is now even more powerful than he realized, and it might just be able to stop the inevitable from happening. To get the answers he seeks, he'll need to travel farther than he's ever been. He must go . . . to the monster dimension!

After Full Blast, Jesse Rigsby and his friend Eric has sworn off video games. But when Jesse is offered the chance to save his friend Mark, of course he says, "Yes." Problem is, Jesse is invisible now, sucked into the world of Go Wild—a Pokémon Go–style mobile game. To reach Mark, Jesse's going to have to shake the Bigfoot chasing him through the school library, survive the velociraptor in the bathroom, and battle the ginormous flame-throwing bat in the cafeteria. Can Jesse stay alive long enough to solve the mystery of what happened to Mark?

Getting sucked into a video game is not as much fun as you’d think. Sure, there are jetpacks, hover tanks, and infinite lives, but what happens when the game starts to turn on you? In this bestselling series, 12-year-old Jesse Rigsby finds out just how dangerous video games—and the people making those games—can be.

Read by Ellie Kendrick and featuring an exclusive audio introduction and bonus conversation between authors Leah Williamson and Jordan Glover. A time-twisting adventure from Leah Williamson, captain of the Euros-winning women’s England team, written with debut author Jordan Glover, perfect for...

Liam Chapman cannot believe his good fortune. He just bought a real, working time machine at a garage sale for $3. Sure, it’s labeled “World’s Worst Time Machine,” but how bad could it be? The time machine, as it turns out, is so much worse than Liam could have imagined. First, it summons Thomas Edison, but not that Thomas Edison. This Thomas Edison is a 10-year-old aspiring gangster from 1933 who demands to be called “Tommy Twinkles” and is also very interested in robbing a bank of the future.

In book four, Lucy, Max, and Jake set off on a quest to learn the truth about lost civilizations. As they venture into abandoned kingdoms, secret temples, and undiscovered lands, they must overcome great obstacles and perils. The three will encounter famous historical figures, discovering intriguing riches everywhere they go, from the Central American jungles to the Egyptian deserts.

Selby hates homework. She would rather watch TV - anything to escape the tedium of school, her parents' bookshop and small-town busybodies. So Selby didn't plan to read Hamlet. She certainly never planned to meet him. This novel transports Selby, and the reader, into the cold and crime-ridden...

Garbage comes to life as animated creatures called junklets, wreaking havoc in elementary schools. Specially trained kids from the magical School of Garbage are sent to stop the rise of the trash monsters. With the school’s magical janitorial supplies—brooms that can fly, toilet plungers that can reverse gravity, and mops that can capture anything in their strings—the ordinary becomes extraordinary.

Thirteen-year-old Ana lives on the Platinum Phoenix, a run-down mining colony carved out of a massive asteroid. When the mining robots break, panic follows. Without them, the colony can't extract the ice they depend on for water. The mine shafts were designed for slender robots—adults can't fit through them to make repairs by hand. But Ana can. To save her colony and her family, Ana suits up and heads deep into the dangerous vacuum of the mines, hoping to make the repairs that will keep everyone she loves alive.

A brilliant scientist has found two hairs he believes belonged to Wilbur and Orville Wright (inventors of the first airplane). With the hairs and a pinch of DNA from Albert Einstein (a pretty smart guy), he has created two of the greatest minds on the planet. After being rejected by the science community, they are angry.

Travel back in time with the Time-Travelling Trio in book three of their exciting adventures! Join Lucy, Max, and Jake as they explore ancient civilizations, discover hidden treasures, and meet legendary figures. This thrilling collection of short stories takes you on a journey through history as the trio uses their time machine to solve mysteries, uncover secrets, and make new friends.

Twelve-year-old Elsbeth has an extraordinary power: she can travel to parallel worlds and bring objects back with her. But as freak weather events become more frequent and a strange boy, Idris, starts to turn up everywhere she travels, she has to ask herself: does her gift come with a price?

In the exciting second Warriors story arc, the wild cats of the forest have lived in peace and harmony for many moons—but new prophecies from their warrior ancestors speak of a mysterious destiny and grave danger for the clans. The fourth of six titles in this thrilling feline fantasy adventure. Now the warrior Clans have finally reached their new home, but their troubles are far from over.

Mara and her dad have lived in their van for as long as she can remember. Whatever her father does to scrape a living has kept them constantly moving, and Mara has never questioned it. That is until she uncovers a collection of notes addressed to ‘the Tider’, an individual responsible for harvesting lost time from people whose lives were cut short. But before Mara can question her father, he is taken by a dangerous group who want to use his power for evil. With the very fabric of time and space at stake, it’s down to Mara and her new friend Jan to find him before it’s too late.

Two cousins enter the lives of the time-travelling Baxter children. Little do these kids from the rough side of town realize that this encounter will lead them to an extraordinary adventure.

For millenia, humans thought they were the only life in the galaxy, until the day an alien species claiming to have humanity's best interests in mind forces its way onto an unsuspecting exploration craft.

The earth has shifted on its axis and a mysterious dark mark has appeared on the sun—the whole world is in peril! But billionaire tech genius Howard Hansom has a plan... When Grian's sister goes missing he's convinced she has run off to Hansom's new city to help save the world. But when Grian and his two friends Jeffrey and Shelli track her there they find that nothing is quite as it seems. Why is everything so secret? Where is the mysterious Area 13? What does Howard Hansom want with all the people he has enticed to live in his city?

Teenagers Braden Green, Gabriel Lopez, and Misty Everest are on a spaceship bound for a colony on Mars. When a saboteur causes a malfunction that kills the ship’s crew, the three teens must take control and figure out how to get the ship and its passengers safely to Mars.