Climb high into the Andes Mountains of Peru to discover Machu Picchu, the hidden city built by the Inca Empire. How did the Inca people build such an amazing city with huge stones, and why was it abandoned? This book is your guide to one of the world's most mysterious ancient cities. Uncover these exciting facts and more through entertaining photos and easy-to-read text that supports struggling readers and engages wannabe investigators alike.

Step under the streets of Paris, France, to explore the Catacombs, an underground world of bones. Why are the bones of millions of people hidden beneath this famous city, and are there secrets still waiting to be uncovered in the so-called Empire of the Dead? Filled with exciting facts, full-color photos, and easy-to-read text, this book is sure to engage struggling readers and wannabe investigators alike.

J.D. is the fourteen-year-old son of the notorious monster of Frankenstein, on a quest to find his family . . . the donors of his dad’s parts. In New York City J.D. discovers a cousin, Bertie, who is extremely rich and likes sitting on his butt and doing nothing all day. Speaking of butts, that’s how J.D. is related to Bertie – through Frankenstein’s monster’s butt! Now Bertie is in danger. Fran is desperate to get her hands on a cousin and has enlisted the help of the Werewolf and the Inv...

Travel to Stonehenge and discover the secrets of this ancient stone monument! How were these massive stones transported and set upright using only the tools of early humans? This book explores the possible purposes of the so-called Monument of Mystery—from space observatory to sacred burial ground—and examines the latest research and theories about the fascinating structure. Exciting facts, full-color photos, and easy-to-read text are sure to attract young readers and wannabe investigators...

Being no larger than a thumb means tiny Tom must face big threats on a daily basis -- even within the confines of his loving parents' cozy home. Tom's plucky fearlessness and his thirst for adventure help him outmaneuver hungry house cats and dodge deadly morsels of falling food with ease. But Tom's life is turned upside down when he leaves the relative safety of his parents' house and enters the wide world outside! Lost and alone, Tom Thumb will have to overcome colossal dangers to surviv...

A charity cruise filled with GOTHAM'S wealthiest citizens has been boarded by not one but two groups of hijackers! POISON IVY and MR. FREEZE fight for the right to ransom the passengers with countless citizens caught in the crossfire. Outnumbered and out of his element, BATMAN will have to find a way to play one group of crooks against the other, or they’ll all go down with the ship.

Tiger Moth, Insect Ninja, is suddenly at the mercy of another student . . . . Beatrice, the Queen Bee of Antennae Elementary School. Tiger thinks she's the bee's knees and obeys her every command (no matter how wicked). In fact, this killer bee has turned the entire school into a bumbling swarm of Zom-bees! To stop Beatrice and her drones, Tiger Moth's apprentice, Kung Pow, must first defeat his own master.

Step inside the world’s most haunted houses . . . if you dare! This chilling collection features true ghost stories—told in ten minutes or less. Enter Rhode Island’s Conjuring House, where Bathsheba’s spirit torments those who stay too long. Visit Kansas’s Sallie House, where toys move on their own and an unseen force scratches the living until they bleed. Explore California’s Whaley House, where Yankee Jim stomps through the halls and ghostly children still cry. Or travel to Cleveland’s F...

J.D., the fourteen-year-old son of the notorious Frankenstein monster, comes into possession of the original mad scientist's secret journal. Clues lead him to the donor of his dad's right eye: a world famous detective from the 1940s whose grandson is now a detective himself. It's a good thing J.D. has inherited the sleuth's super skills, (along with his pale blue eye), because he also accidentally stumbles into his cousin-detective's most difficult case. And J. D. becomes the prime suspect...

Discover portal-like mirrors, moonlit roads, and midnight school halls . . . if you dare! This pulse-pounding collection of true ghost encounters from real people and real places—each told in ten minutes or less—puts you face to face with the Vanishing Hitchhiker, the wrath of the Bell Witch, the vengeance of Japan’s Onryo, the razor-sharp stare of Bloody Mary, and the click-clack terror of Madam Koi Koi. Open the book, dim the lights, and discover what happens when the dead don’t stay put...

Two elf detectives investigate crimes in Santa's Workshop! You better watch out the North Police are on patrol! From cracking cold cases to handling stickier-than-a-candy-cane situations, these elf detectives don't stop until they've discovered who’s been naughty and who's been nice. In this jolly good storybook, follow along as they take down rotten reindeer, slippery snowmen, and other Christmastime criminals. With a fresh, funny twist on holiday classics, Emmy-nominated writer Scott Son...

The PENGUIN is on the loose…at sea! He’s hijacking high-class yachts with his penguin-shaped submarine. To stop him, the DARK KNIGHT will need to sink to this super-villain’s evil depths, or become victim to the feathered felons foul play.