Follow the adventures of Zoey and her cat, Sassafras, with this collection of books one to six in the series. Each story features a new magical animal with a problem that must be solved using science. There isn’t a set formula for each book; Zoey sometimes needs to run experiments, while other times she needs to investigate a mystery, and yet other times she needs to do research. Zoey models how to keep a science journal through her handwritten entries in each story.

In the first book in this series, eight-year-old Drake is snatched up by King Roland's soldier and taken to the castle. He is to be trained as a Dragon Master. At the castle, he is joined by three other young Dragon Masters-in-training: Ana, Rori, and Bo. The Dragon Masters must learn how to connect with and train their dragons - and they must also uncover their dragons' special powers.

Fourth graders George Beard and Harold Hutchins are a couple of class clowns. The only thing they enjoy more than playing practical jokes is creating their own comic books. And together they’ve created the greatest superhero in the history of their elementary school: Captain Underpants! His true identity is SO secret, even HE doesn’t know who he is!

In Dinosaurs Before Dark, adventure is waiting to happen! Jack and his younger sister, Annie, stumble upon a tree house filled with books. Where did the tree house come from? How long has it been there? When Jack reads a book about the Cretaceous period, 65 million years ago, and wishes he could really see the pteranodon, it suddenly appears at his window. Magically. Before Jack and Annie can figure out the mystery, the tree house whisks them back to the prehistoric past.

An inquisitive polar bear named Duane befriends an array of animals as he discovers where he belongs in this charming classic-in-the making.

Lucas and Clara search for Queen Tasha's missing emerald. On their exciting adventure, they travel to all the main attractions of Wrenly: Primlox (the island of fairies), Burth (the island of trolls), Crestwood (the island of dragons), Hobsgrove (the island of wizards), and the beautiful Mermaid's Cove. King Caleb has promised to reward the person who finds the precious stone, and Lucas and Clara are determined to search the entire kingdom until they find it!

Merlin Mission books 1-8 of the number-one New York Times best-selling Magic Tree House series, available together for the first time ever! Magic Tree House Merlin Missions are more challenging adventures for the experienced Magic Tree House fan. In each adventure Merlin the magician sends Jack and Annie on an adventure in the magic tree house.

Meet Ramona. She lives on Klickitat Street with her mother, father and big sister, Beezus. She’s not afraid of anything and is always up to something. And that’s just the beginning…. In this audio collection, join Ramona, one of Beverly Cleary’s most beloved characters, on all her wacky adventures!

When robot Roz opens her eyes for the first time, she discovers that she is alone on a remote, wild island. Why is she there? Where did she come from? And, most important, how will she survive in her harsh surroundings? Roz's only hope is to learn from the island's hostile animal inhabitants. When she tries to care for an orphaned gosling, the other animals finally decide to help, and the island starts to feel like home. Until one day, the robot's mysterious past comes back to haunt her....

What do you do when you try to turn into a dragon or a kitten, but you accidentally turn into a dritten instead? Or you try to conjure fire but can only make flurries? Or maybe you get to fly, but you can’t come back down? For Nory and her friends in Dunwiddle Magic School’s Upside-Down Magic class, magic is amazing, unpredictable, and out of control!

In this audio collection enjoy the first four adventures of the best-selling series. Big Nate: In a Class by Himself: Nate knows he’s meant for big things. REALLY big things. But things don’t always go your way just because you’re awesome. Nate barely survives his dad’s toxic oatmeal before rushing off to school - minus his lunch. He body slams the no-nonsense principal. He accidentally insults his least favorite teacher, the horrifying Mrs. Godfrey. Includes: Big Nate Strikes Again, Big Nate on a Roll, and Big Nate Goes for Broke.

When a fortuneteller’s tent appears in the market square of the city of Baltese, orphan Peter Augustus Duchene knows the questions that he needs to ask: Does his sister still live? And if so, how can he find her? The fortuneteller’s mysterious answer (An elephant! An elephant will lead him there!) sets off a chain of events so remarkable, so impossible, that Peter can hardly dare to believe it. But it is - all of it - true.

Ralph is not like the other mice at Mountain View Inn. He is always looking for excitement! Now all of his adventures are here in one audio collection! Includes: Mouse and the Motorcycle, Ralph S. Mouse, and Runaway Ralph

Rebekah Daniels is always excited about something. Most of the time, it's anything at all to do with solving a mystery. Now, she's super excited to be going to a brand-new school with her best friend, Mouse. But so far, her first day isn't starting out so well. She really couldn't help running into the janitor, because how would she get to class in time without running? But, the bigger question remains.... That janitor had shown up in the hall out of nowhere! Rebekah is sure of it. So, now she has her first fifth-grade mystery to solve, and it's a big one!

Iggy has one passion: building. His parents are proud of his fabulous creations, even though they're sometimes surprised by his materials - who could forget the tower he built out of dirty diapers? When his second-grade teacher declares her dislike of architecture, Iggy faces a challenge. He loves building too much to give it up! Andrea Beaty's irresistible rhyming will charm creative kids everywhere and will amuse their sometimes bewildered parents.

It's the most important rule of scuba diving: If you don't feel right, don't go down. So after her father falls ill, 12-year-old Julie Sims must take over and lead two of his clients on a dive miles off the coast of Alabama while her father stays behind in the boat. When the clients, a reckless boy Julie's age and his equally foolhardy father, disregard Julie's instructions during the dive, she quickly realizes she's in over her head. And once she surfaces, things only get worse: One of the clients is in serious condition, and their dive boat has vanished.

Jack Sawyer takes a sorority on a party boat tour when a mysterious storm slams into them. Now they are stranded on a chain of strange islands with bizarre creatures that have an unsettling desire to kill them. He must learn how to survive the elements by building rafts, shelters, and weapons from whatever they find on the islands, all while fighting for their lives.

Charlie Wilde knew her life would change forever when her family moved from the city of Chicago to the suburbs of Arizona...and that was before she found the bracelet. After putting it on, she notices odd things start to happen. Suddenly Charlie seems to have the speed of a cheetah and the strength of an elephant - and that's just the beginning. She would be thrilled about her transformation if she had any idea how to use the device or control her amazing powers.

It was supposed to be a vacation - and a chance to get to know one another better. But when a massive storm sets in without warning, four kids are shipwrecked alone on a rocky, jungle island in the middle of the South Pacific. No adults. No instructions. Nobody to rely on but themselves. Can they make it home alive? A week ago, the biggest challenge Vanessa, Buzz, Carter, and Jane had was learning to live as a new, blended family. Now the four siblings must find a way to work together if they're going to make it off the island. But first they've got to learn to survive one another.

Nebula Award-winning duo Anne McCaffrey and Elizabeth Ann Scarborough add another thrilling chapter to their sweeping Petaybee saga with Changelings. Yana and Sean are beside themselves with joy over the arrival of their twins Ronan and Murel. But the children's shape-changing abilities attract unwanted attention from an off-world scientist. Now Yana and Sean will do anything to protect their precocious youths from danger.

Just why do humpback whales sing? That's the question that has marine behavioral biologist Nate Quinn and his crew poking, charting, recording, and photographing very big, wet, gray marine mammals - until the extraordinary day when a whale lifts its tail into the air to display a cryptic message spelled out in foot-high letters: Bite Me.

Mira is a mermaid on a mission. It’s time to leave the ocean. Mira Belshaw has been at sea for...well, she doesn’t know how many years. It’s hard to keep track of time when you live in the ocean. But after enough time, the salt water triggers the desire to procreate, and her time is up. Finding a mate is the most important thing to her right now, and to do that, she has to return to the place where she was last human - the coastal city of Saltford.

Liam Saunders-Chang is one of the last humans left on Mars. The son of two scientists who have been racing against time to create technology vital to humanity's survival, Liam, along with his friend Phoebe, will be on the last starliner to depart before Mars, like Earth before it, is destroyed. Or so he thinks. Because before this day is over, Liam and Phoebe will make a series of profound discoveries about the nature of time and space and find out that the human race is just one of many in our universe locked in a dangerous struggle for survival.

When eight-year-old Kirstie brings home a strange egg from the Scottish shore, her family never expects it to hatch. But the next day, Kirstie discovers a baby sea monster swimming in her bathtub! Part horse, part toad, part turtle and part crocodile, he's the oddest-looking creature Kirstie's family has ever seen. Only Kirstie's grandfather knows what the beastie really is: a Water Horse! This lovable creature is the perfect pet. The only trouble is, he can't stop growing.

Alex has a set of Enchanted cards. When she flutters her fingers above them, something magical happens: The cards come alive and create moving pictures of what is now and what is yet to come. But Enchantment is illegal in the city of Luma, and those who practice it are imprisoned forever in the Vaults - dark dungeons deep below the city. When Alex is betrayed by her foster sister Zerra, she knows she is in great danger. With the help of her little foster brother, Louie, she makes a daring escape.

Sometimes, Kaia Oana thinks her dolphins are more humane than humans. As a mammal intelligence researcher, Kaia has learned a thing or two about the goodness and intelligence of dolphins - and as a natural scientist in close proximity to weapons developers, she's learned a thing or two about humans as well. When a tourist catamaran explodes off the coast of the Hawaiian island of Kauai, Kaia and her trained dolphin, Nani, rush to aid the search and rescue effort. After hours of searching, an exhausted Kaia is pulled from the water by Lieutenant Commander Jesse Matthews of the US Navy.

Earth is about to go dark. Without a new power source, life as we know it will be toast. A global competition is under way to determine which four kids will join the secret mission that might just save us all. Project Alpha is a contest of physical challenges, mental puzzles, and strategic alliances. The battle is fierce. Who will lead the team? Who will pilot the most complicated space ship ever built? Who will be a friend? An enemy? And how will they survive over a year stuck on a space ship together?

Donovan is a world of remarkable wealth that comes at a high price. When Supervisor Kalico Aguila's ship arrives, she discovers a failing colony, its government overthrown, the few remaining colonists gone wild. Donovan could make her career - or kill her. Planetside, Talina Perez is one of three rulers of the Port Authority colony - the only law in the one remaining town. With the Corporate ship demanding answers about the things she's done, Perez could lose everything, including her life. For Dan Wirth, Donovan is a last chance. A psychopath with a death sentence looming over his head, he will make a desperate play for power. No matter who he has to corrupt, murder, or destroy. Captain Max Taggart is the Corporation's enforcer. But is it too late to seize control of Donovan?

Will's mom and dad promise him a surprise for getting good grades in school. When his dad brings home a toy transformer robot named Planetron, Will is pleased, but not very excited. Until he discovers Planetron really transforms, from a toy into a huge, faster-than-light spaceship.

When Timothy McDunn is accidentally left behind in the middle of Dinosaur World he has to rely on his wits, and the help of a baby duckbilled dinosaur, to escape the jaws of the most terrifying creature in the park!

The InvestiGators Audio Collection: Books 1 & 2 includes InvestiGators and InvestiGators: Take the Plunge.

What do you do when you try to turn into a dragon or a kitten, but you accidentally turn into a dritten instead? Or you try to conjure fire but can only make flurries? Or maybe you get to fly, but you can’t come back down? For Nory and her friends in Dunwiddle Magic School’s Upside-Down Magic class, magic is amazing, unpredictable, and out of control!

In the first book in this series, eight-year-old Drake is snatched up by King Roland's soldier and taken to the castle. He is to be trained as a Dragon Master. At the castle, he is joined by three other young Dragon Masters-in-training: Ana, Rori, and Bo. The Dragon Masters must learn how to connect with and train their dragons - and they must also uncover their dragons' special powers.

In Dinosaurs Before Dark, adventure is waiting to happen! Jack and his younger sister, Annie, stumble upon a tree house filled with books. Where did the tree house come from? How long has it been there? When Jack reads a book about the Cretaceous period, 65 million years ago, and wishes he could really see the pteranodon, it suddenly appears at his window. Magically. Before Jack and Annie can figure out the mystery, the tree house whisks them back to the prehistoric past.

Before they were the Boxcar Children, Henry, Jessie, Violet, and Benny Alden lived with their parents on Fair Meadow Farm. Although times are hard, the Aldens are happy - “the best family of all,” Mama likes to say. One day, a blizzard hits the countryside, and a traveling family needs shelter. The Aldens take them in, and the strangers soon become friends. But things never stay the same at the farm, and the spring and summer bring events that will forever change their lives.