time travel

Jorge, Elena, and Amy need to find a poltergeist before it reveals itself to the world. The only catch? It's in Seattle--and it's in the 1990s.

Jorge, Marcus, and Amy must find the missing sphinx! T?o sends them on their way to ancient Egypt. Before the famous statue was built, he tells them, a real sphinx guarded the pyramids in Giza. The monster hunters travel back in time to locate the sphinx, exploring ancient Egyptian culture along the way. Can they help the sphinx stay out of trouble with the cruel pharaoh? This graphic novel includes monster profiles and survival tips as well as in-depth content on the social structure, government, and fashion of ancient Egypt. Backmatter includes an activity page and character information.

Is there a unicorn wandering around Woodstock? Or is it just a figment of some hippie's imagination? Marcus, Jorge, and Elena will have to find out as T?o sends them back to the Summer of Love.

Monster hunters Jorge, Fiona, and Marcus travel back in time to keep the modern world safe from the hydra's poisonous blood and to stop the Greek demigod Heracles from killing the mysterious nine-headed serpentine water monster. Includes content on the social structure, government, and fashion of ancient Greece.

T?o has an urgent mission for Jorge, Elena, and Amy. They must voyage to Harlem in the late 1920s. A fairy with a beautiful voice has been imprisoned.

T?o sends monster hunters Fiona, Amy, and Marcus to ancient China as peasants where they explore Emperor Qin's tomb full of terracotta soldiers and get acquainted with the sweetest dragon imaginable. Includes content on the social structure, government, and fashion of ancient China.

Alice Lawrence is the sole witness in her sister?s murder trial. And in the year since Claire?s death, Alice?s life has completely fallen apart. Her parents have gotten divorced, she?s moved into an apartment that smells like bologna, and she is being forced to face her sister?s killer and a courtroom full of people who doubt what she saw in the corn maze a year prior. Claire was an all-American girl, beautiful and bubbly, and a theater star. Alice was a nerd who dreamed of becoming a forensic pathologist and would rather stay at home to watch her favorite horror movies than party. Despite their differences, they were bonded by sisterhood and were each other?s best friends. Until Claire was taken away from her. On the first day of the murder trial, as Alice prepares to give her testimony, she is knocked out by a Sidney Prescott look-alike in the courthouse bathroom. When she wakes up, it is Halloween night a year earlier, the same day Claire was murdered. Alice has until midnight to save her sister and find the real killer before he claims another victim.

"The magic tree house whisks Jack and Annie away to South America, where they must climb Machu Picchu to save a baby llama"--Provided by publisher.

"The magic tree house has whisked Jack and Annie to ancient Egypt. Inside a pyramid, Jack and Annie find a long-dead queen who needs their help solving a centuries-old riddle. If only they can find their way through the pyramid's maze [in this graphic novel adaptation]"--Provided by publisher.

Fourteen-year-old Anna Lucia Bell expects the worst from her summer vacation in Rockport with her recently divorced parents, but everything changes with the arrival of new friendships and a magical comet that lead Anna to broaden her understanding of herself, love, and friendship.