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Regan Fitz and Elliot Mason have been enemies since they started training to become Glitchers - people who travel through time to preserve important historical events. But everything changes when they find a letter from Regan’s future self, warning them about an impending disaster that threatens them and everyone they know.

Penguin presents the unabridged, downloadable audiobook edition of Book One in the TimeRiders series, read by Trevor White. Liam O'Connor should have died at sea in 1912. Maddy Carter should have died on a plane in 2010. Sal Vikram should have died in a fire in 2029. Yet moments before death, someone mysteriously appeared and said, "Take my hand..." But Liam, Maddy and Sal aren't rescued. They are recruited by an agency that no one knows exists, with only one purpose - to fix broken history.

The Blythes are a big, warm, rambunctious family who live on a small farm and sometimes foster children. Now Prez has come to live with them. But, though he seems cheerful and helpful, he never says a word. Then one day Prez answers the door to someone claiming to be his relative. This small, loud stranger carries a backpack, walks with a swagger and goes by the name of Sputnik. As Prez dithers on the doorstep, Sputnik strolls right past him and introduces himself to everyone in the household.

When Marco runs into his old friend Erek, he doesn't think too much of it. He's got more important things to do, like helping to save the world. But then Marco finds out Erek's been hanging with some of the kids at the Sharing, and he starts to think that something just a little weird is going on. So Marco, Jake, and Ax decide to morph and check old Erek out. Just to see if he's been infested with a Yeerk. The good news is that Erek's not a human-Controller. The bad news is that Erek's not even human.

Ax is an Andalite, an alien, stranded on a strange planet he's sworn to defend, even though it's not his own. Since the Animorphs rescued him, he's fought at their side, and in that time they've come to consider Ax a friend. But deep inside, Ax knows he isn't their friend. He can't ever be. Andalites must always hold themselves apart, even from their allies. As the Animorphs' past actions start resulting in deaths of innocent people, however, Ax's loyalty is called into question. Now he must decide whether to reveal the reason for his estrangement - the shameful secret of his people.

The last time Rachel and her friends entered the giant Yeerk pool beneath their town things went very bad. This time they plan to be careful, and sneak in as roaches, just to spy. Once they're inside, though, the team gets caught. But right as things are looking their most dire, everything stops. Everything. Then Rachel and the Animorphs hear a voice. It belongs to a very old, very powerful being, and it says it can save them. But if it does, the Earth will be defenseless.

In The Secret Explorers and the Comet Collision, space expert Roshni leads a mission that's out of this world - literally! With rainforest expert Ollie, she is set the task of fixing the space probe orbiting Jupiter before a comet hits the planet. With the clock ticking, it's a race against time for the Secret Explorers as they dodge asteroids, complete daring spacewalks, and use all their skills to complete their mission.

Klawde is not your average cat. He's an emperor from another planet, exiled to Earth. He's cruel. He's cunning. He's brilliant...and he's about to become Raj Banerjee's best friend. Whether he likes it or not.

Although he PRETENDS to be the best postman in the Universe, he's actually only nine. Anyway, he's on a mission to make an essential delivery to the Planet of Fluffy Unicorns: an inflatable planet that is, as we speak, deflating. It's up to Postman Planet and his ANNOYING new assistant Stamp, who is part-robot part-dog, to save the day.

Orphans Pew and Basket Church barely managed to escape the clutches of time’s greatest villain and dash his hopes of world domination last time (he didn’t take too kindly to that). But even more shocking than discovering they can travel through time? It turns out the Church family treasure their enigmatic time-traveling parents left behind is actually a long-lost relative. The twins follow clues and riddles to Ancient Egypt—and land right in the middle of a deadly power struggle between Cleopatra and her brother, Ptolemy.

We never should have done it. But we needed a break. Some time off from the superhero stuff. A chance to act like normal kids. Well - as normal as four kids who can morph into animals, a boy trapped in a hawk's body, and a bright blue alien can be. Everything should have been cool. Now Rachel is missing. And there's this... this thing that's after us.

Twelve-year-old Charlie Lane never expected her school day to end with a galactic distress call in a toilet cubicle. One moment, she's wiping black paint off her hands, the next she's talking to a bearded stranger beamed from another world—a world under siege. Orth is in danger, and only she can save it.

Saving the world? Check. Keeping it secret from your parents? Double check. When four kids receive mysterious letters from a grinning mailman named Mr. Jolly, they’re launched into a hidden training program for future superheroes. Their mission? Master their powers without blowing their cover… and survive middle school while they’re at it. With exploding backpacks, invisible hiccups, and disguises that never seem to work right, this secret club quickly learns that being a hero is messier (and funnier) than they expected.

An Adventurous science fiction set in the year 2070 with advance technology, robots, hi-tech devices and much more. It is about three friends who in order to protect environment, especially birds, save an old lady and her well-maintained species of birds.

In this book, Dr Date unveils his latest invention: The Portal Traveller, which breaks all known laws of physics. What adventure will our fruity friends encounter?

September 1666. Becket Bramble once again finds himself hurtling back in time, his magical pendant propelling him into the midst of the Great Fire of London. Tussling with his evil nemesis Beaufort, Becket once again fights to discover the riddle of the ancient Templar stone. This adventure brings him face to face with squalor of Olde London, a brush with the slave trade, fetid plague pits and service as a fireguard with the dashing Prince Rupert as he careers around the city dodging the Great Fire as the city is incinerated.

A forest of rusting giants. A girl who trades time itself. A discovery that changes everything. The space elevator was meant to be humanity’s salvation, but now it stands abandoned, surrounded by a forest that is mutating into something deadly. Trading the mysterious time marbles to survive, Violet and her robotic companion, Jackdaw, seek to find a cure to their dying home. When she discovers a marble that can freeze time for an entire year, Violet embarks on a journey to unlock its secrets and save the forest. But some truths are buried for a reason – and Violet is about to find out why…

Get ready for a thrilling journey through the ages with Teddy, a curious and lovable teddy bear! When a magical opportunity arises, Teddy embarks on a super-duper time-twisting escapade. Join him as he zooms through history, meeting fascinating people from bygone eras and making wonderful new friends along the way. This exciting adventure makes learning history fun and accessible for young listeners, sparking their curiosity about the past and showing them that even a teddy bear can be a brave explorer.

Caemos durante varios segundos, muchos más de los que esperaba. Por fin, me estrello contra el suelo. Eric cae sobre mí, todavía gritando. Miro a mi alrededor y le doy un empujón suave para que se quite de encima. Se suponía que era una misión sencilla, casi aburrida. Colarme en un museo para robar una reliquia mágica es pan comido. Pero algo debe haber salido mal, porque antes estábamos dentro de un edificio y ahora nos encontramos en plena naturaleza. Además, antes era de noche y ahora apenas está anocheciendo. ¿Cómo es posible? ¿Dónde estamos?

When a powerful group of aliens threaten Earth, a mysterious species called the Onni offers humanity hope. But there's a catch. Ninety-one children from across the planet must first prove their worth by competing in a series of trials set on a distant planet. For twelve-year-old Kola, who has long dreamed of going into space, it's the chance of a lifetime. But once aboard the Onni mothership, Kola finds himself thrown into a misfit team of Champions. As secrets unravel and tensions rise, Kola and his team must decide who to trust and what it really means to be a Champion.