Book picks similar to
Mammoth Trouble by D. Robert Pease


sci-fi
middle-grade
young-adult
science-fiction

The Time Hunters


Carl Ashmore - 2010
    She likes Facebook, gossiping and plenty of sleep. So when she and her brother, Joe, are invited to stay with their 'loony' Uncle Percy at his stately home, she thinks it’ll be the worst summer ever. What she doesn't realise is that Bowen Hall is also home to a baby Triceratops, two Sabre-tooth tigers and the mythic hero, Will Scarlet... 'The Time Hunters' is a thrilling adventure that takes Becky, Joe, Uncle Percy and Will on a quest through time to find the legendary Golden Fleece. The Clock is ticking....

Disney After Dark


Ridley Pearson - 2004
    Finn Whitman and four other teens have been hired as Disney World guides, but with an odd twist: With cutting-edge technology, they have been transformed into hologram projections capable of leading guests around the park. What begins as an exciting theme park job turns into a virtual nightmare as Finn and his pals attempt to thwart an uprising by a menacing group of Disney villains.

The Merchant of Death


D.J. MacHale - 2002
    He has a family, a home, and even Marley, his beloved dog. But there is something very special about Bobby.He is going to save the world.And not just Earth as we know it. Bobby is slowly starting to realize that life in the cosmos isn't quite what he thought it was. And before he can object, he is swept off to an alternate dimension known as Denduron, a territory inhabited by strange beings, ruled by a magical tyrant, and plagued by dangerous revolution.If Bobby wants to see his family again, he's going to have to accept his role as savior, and accept it wholeheartedly. Because, as he is about to discover, Denduron is only the beginning....Cover illustration by Victor Lee

The Rising Force


Dave Wolverton - 1999
    After years at the Jedi Temple, he knows the power of the lightsaber and the Force. But he cannot control his own anger and fear. Because of this, the Jedi Master Qui-Gon Jinn will not take him on as a Padawan apprentice.Now Obi-Wan is about to have his first encounter with true evil. He must face off against unexpected enemies—and face up to his own dark wishes.Only then can his education as a Jedi truly begin.

Have Space Suit—Will Travel


Robert A. Heinlein - 1958
    He answers a distress radio call from Peewee, scrawny rag doll-clutching genius aged 11. With the comforting cop Mother Thing, three-eyed tripod Wormfaces kidnap them to the Moon and Pluto.

Last Day on Mars


Kevin Emerson - 2017
    Not since it was burned to a cinder by the sun, which has mysteriously begun the process of going supernova. The human race has fled to Mars, but this was only a temporary solution while we prepare for a second trip: a one-hundred-fifty-year journey to a distant star, our best guess at where we might find a new home.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 very 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 desperate struggle for survival.

A Mutiny in Time


James Dashner - 2012
    Recruited by the Hystorians, a secret society that dates back to Aristotle, the kids learn that history has gone disastrously off course.Now it's up to Dak, Sera, and teenage Hystorian-in-training Riq to travel back in time to fix the Great Breaks . . . and to save Dak's missing parents while they're at it. First stop: Spain, 1492, where a sailor named Christopher Columbus is about to be thrown overboard in a deadly mutiny!

Star Wars: Before the Awakening


Greg Rucka - 2015
    A companion piece to the "Journey to Star Wars: The Force Awakens" character novels, Star Wars: Before the Awakening is an anthology book that focuses on the lives of Rey, Finn, and Poe before the events of the Star Wars: The Force Awakens.

The Forgotten Door


Alexander Key - 1965
    He can't remember who he is or where he came from. He only knows he fell through the forgotten door to the strange planet, Earth, and he is in great danger. Injured from his fall, he has to find someone who will help him. Through his extraordinary power to read people's minds, Jon makes friends with a local family. But then rumors of his existence get back to the army and Jon realizes that the family is in danger, too. Time is running out. He must find the secret passage quickly or he may never get home again.

The Glass Sentence


S.E. Grove - 2014
    She had no idea they were so dangerous.   Boston, 1891. Sophia Tims comes from a family of explorers and cartologers who, for generations, have been traveling and mapping the New World—a world changed by the Great Disruption of 1799, when all the continents were flung into different time periods.  Eight years ago, her parents left her with her uncle Shadrack, the foremost cartologer in Boston, and went on an urgent mission. They never returned. Life with her brilliant, absent-minded, adored uncle has taught Sophia to take care of herself. Then Shadrack is kidnapped. And Sophia, who has rarely been outside of Boston, is the only one who can search for him. Together with Theo, a refugee from the West, she travels over rough terrain and uncharted ocean, encounters pirates and traders, and relies on a combination of Shadrack’s maps, common sense, and her own slantwise powers of observation. But even as Sophia and Theo try to save Shadrack’s life, they are in danger of losing their own.The Glass Sentence plunges readers into a time and place they will not want to leave, and introduces them to a heroine and hero they will take to their hearts. It is a remarkable debut.

Island of Fog


Keith Robinson - 2009
    Atmospheric and mysterious, ISLAND OF FOG is the story of eight children living in a dismal, perpetually foggy community on an island just off the north east coast of America.Increasing curiosity leads these 12-year-olds to question what lies "Out There" beyond the fog. Is the world really as dead as their parents insist? Are they truly the last surviving humans on the planet? Or are the children the subject of a dark scientific experiment?When the friends begin to experience frightening physical changes, they realize that their parents are keeping secrets. And when a stranger arrives on the island, it seems clear that the world beyond the fog can't be as dead as they've been led to believe. Convinced of a conspiracy, the children resolve to find out the truth once and for all... and discover a secret far greater than they could have imagined.

Going Wild


Lisa McMann - 2016
    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. So Charlie is forced to put her trust in new friends to help her uncover the surprising truth behind the mysterious bracelet.

Land of Nod, The Artifact


Gary Hoover - 2010
    But when he finds a portal in his father’s office, he must overcome his fears in an attempt to find him.The portal takes him to another dimension – one populated by fantastic and dangerous creatures and also an advanced society of humans.As Jeff looks for clues regarding what may have happened to his father, he is accused by some of being a spy while thought by others to be a prophesized figure . . . who may be the key to victory in a developing war.

A Wrinkle in Time


Madeleine L'Engle - 1962
    It was a dark and stormy night.Out of this wild night, a strange visitor comes to the Murry house and beckons Meg, her brother Charles Wallace, and their friend Calvin O'Keefe on a most dangerous and extraordinary adventure—one that will threaten their lives and our universe.Winner of the 1963 Newbery Medal, A Wrinkle in Time is the first book in Madeleine L'Engle's classic Time Quintet.

The Peculiar


Stefan Bachmann - 2012
    Bartholomew and Hettie are changelings--Peculiars--and neither faeries nor humans want anything to do with them.One day a mysterious lady in a plum-colored dress comes gliding down Old Crow Alley. Bartholomew watches her through his window. Who is she? What does she want? And when Bartholomew witnesses the lady whisking away, in a whirling ring of feathers, the boy who lives across the alley--Bartholomew forgets the rules and gets himself noticed.First he's noticed by the lady in plum herself, then by something darkly magical and mysterious, by Jack Box and the Raggedy Man, by the powerful Mr. Lickerish . . . and by Arthur Jelliby, a young man trying to slip through the world unnoticed, too, and who, against all odds, offers Bartholomew friendship and a way to belong.Part murder mystery, part gothic fantasy, part steampunk adventure, The Peculiar is Stefan Bachmann's riveting, inventive, and unforgettable debut novel.