Zoe Louise was more than 100. From that day on -- living in the same house, separated by a staircase and a century -- Zoe and Zoe Louise have been an important and permanent part of each other's lives.Now Zoe is older. And although Zoe Louise never grows up, she is changing in dreadful, frightening ways. Time is running out for Zoe's best friend -- and Zoe is the only one who can help her. To do so, she must travel back 100 years in time and somehow alter the past. But in changing the past, must she also change the present? If she saves her friend's life, will she lose Zoe Louise forever?1990 Notable Trade Books in the Language Arts (NCTE)1991 Choices (Association of Booksellers for Children)Children's Books of 1990 (Library of Congress)1991 Books for the Teen Age (NY Public Library)1991 Best Juvenile Mystery (Mystery Writers of America)Parenting Honorable Mention, Reading Magic Award1995 California Young Reader Award

    But rather than helping matters, the story begins to come true.... The stories of Karl, the apprentice; Dr. Kalmenius, his nefarious “savior”; Gretl, the brave daughter of the town innkeeper; and a young prince whose clockwork heart is in danger of winding down come together in surprising and magical ways in a story that has the relentless urgency of a ticking clock.

    Nearly seven hundred years later, he is acknowledged as the greatest Alchemyst of his day. It is said that he discovered the secret of eternal life. The records show that he died in 1418. But his tomb is empty and Nicholas Flamel lives. The secret of eternal life is hidden within the book he protects—the Book of Abraham the Mage. It's the most powerful book that has ever existed. In the wrong hands, it will destroy the world. And that's exactly what Dr. John Dee plans to do when he steals it. Humankind won't know what's happening until it's too late. And if the prophecy is right, Sophie and Josh Newman are the only ones with the power to save the world as we know it. Sometimes legends are true. And Sophie and Josh Newman are about to find themselves in the middle of the greatest legend of all time.

    They must keep the hatchling safe from the villainous Saint George, who has kept himself alive over centuries by drinking dragons' blood.

    or bust. Unfortunately for him, his personality doesn’t exactly scream “secret agent.” In fact, Ben is so awkward, he can barely get to school and back without a mishap. Because of his innate math skills, Ben isn't surprised when he is recruited for a magnet school with a focus on science—but he’s entirely shocked to discover that the school is actually a front for a junior C.I.A. academy. Could the C.I.A. really want him?Actually, no. There’s been a case of mistaken identity—but that doesn’t stop Ben from trying to morph into a supercool undercover agent, the kind that always gets the girl. And through a series of hilarious misadventures, Ben realizes he might actually be a halfway decent spy…if he can survive all the attempts being made on his life!

    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!

    Twelve-year-old Marco knows he is being trained for something, but he isn't sure what. All his life he has traveled with his father in secrecy, learning many languages and the ways of a gentleman, but forbidden to speak about their country of origin, Samavia. Samavia has been fraught with war for the last 500 years, ever since the prince mysteriously disappeared. But now, there is hope that peace may come at last, as it has been rumored that a descendant of the lost prince may have been found.

    And Edmund is alone. His mother is gone. His aunt, who went in search of her, is dead. His sister has disappeared. Edmund has no one. Except for a stranger of the night.A dark, mysterious stranger who flees from demons of his own...who follows Edmund with grim determination through the cold and shadow city, promising to help, but often hindering. A stranger who needs Edmund for purpose of his own!

    After a painstaking wait, Nate is even more surprised when it hatches and out pops a baby triceratops that he names Uncle Beazley! But when Nate decides to keep the dino and raise it on his own, he has no idea what he's getting himself into. As Uncle Beazley grows, Nate and his family realize they are not equipped to take care of a full-sized dinosaur, and so with the help of their scientist friend, Nate and Uncle Beazley set off for the NationalMuseum in Washington, D.C., on the hunt for the perfect home for a modern-day dinosaur---then the real trouble begins!The Enormous Egg was originally published in 1956 and has been a classic in children's literature ever since. This brand new edition features amazing new illustrations from Eisner-award winning graphic novelist Mark Crilley (creator of Akiko and Miki Falls).

    When the family moves to an old farmhouse Miri accidentally travels back in time to 1935 only to discover Molly, a girl in need of a real family to call her own. A very satisfying classic-in-the-making, with spine-tingling moments, this is a delightful family-friendly middle grade time-slip novel.

    Then, in the middle of the night, Andrew awakens to find a boy standing in his room...a boy who is Andrew's double, except he looks as if he's come from the grave. He wants to follow him -- to a place where he will meet the spirits of long-dead ancestors...a place from which Andrew may never return.

    One lovely spring day, fourteen-year-old Bright Morning and her friend Running Bird took their sheep to pasture. The sky was clear blue against the red buttes of the Canyon de Schelly, and the fields and orchards of the Navahos promised a rich harvest. Bright Morning was happy as she gazed across the beautiful valley that was the home of her tribe. She tumed when Black Dog barked, and it was then that she saw the Spanish slavers riding straight toward her.

    Their new home is filled with twisting tunnels and strange artifacts from around the world, and the twins can't wait to discover all its secrets. Before long, Jason, Julia, and their friend Rick stumble upon a mysterious-looking door hidden behind an old wardrobe. But none of the keys in the house will open it. What lies behind the door? And why has someone tried to conceal it? Jason, Julia, and Rick are determined to find out, no matter what it takes....

    Twin siblings Abby and Derick Cragbridge are excited as new students to use their famed grandfather’s inventions that make Cragbridge Hall so incredible. But when their grandfather and parents go missing, the twins begin following a trail of clues left by their grandfather. They must find out where their family is, learn who they can trust, and discover what secrets are hidden within Cragbridge Hall.Abby and Derick soon realize they are caught in a race with a fierce adversary to discover their grandfather’s greatest secret–a dangerous discovery that could alter both history and reality.

    When their beloved aunt--matriarch of the world's most powerful family--dies, orphaned siblings Amy and Dan Cahill compete with less honorable Cahill descendants in a race around the world to find cryptic clues to a mysterious fortune.Book includes game cards which the reader may use to play an online version of the treasure hunt.