The magic treehouse whisks Jack and Annie back to the days of deserted islands, secret maps, hidden gold, and nasty pirates.

"Join Patrick and Beth as they unravel the mysteries of the Imagination Station. The cousins travel to 1923 New York City, the home of Nikola Tesla, a quirky inventor. He has the knowledge to fix the damaged Imgination Stations. But can they get his help while keepig the machines' purpose a secret? Or will Tesla figure out how to alter time and change history? Meanwhile Patrick discovers an old friend - Eugene Meltsner - who has startling secrets...

Winnie and her pet dragon Miss Drake are back to their lessons as they head to the 1915 San Francisco World's Fair and wish-granting souvenirs follow them home.

After a mechanical mishap, studious environmentalist Charlie and artistic Oliver travel back through time and must gather information on recycling throughout the ages to return to the present day.

Do you think time travel will ever be possible? Will all the books and films that show time travel become a reality? How does the science work? In this fascinating book, a mysterious figure called the "Mystery Master" sets you the challenge of investigating all the scientific theories surrounding time travel and encourages you to analyse the information that you have gathered. Once you have read the information in this book, you can figure out for...

"Becca, Zack, Cam, and Thomas are best friends who may seem like an unlikely group on the surface but who have something very important in common: a love of history! Together, they make up their school's history club that has an all-important secret mission: stop the villainous History Twister's plot to destroy the past, forever altering the future. Knowledge of history is their superpower as they chase the Twister through time. After all, who knows...

"In human experience, time travel has always been the subject of fantasy stories. But as scientists learn more about people and the universe, they're starting to realize that some forms of time travel might be possible"--

Ronnie is just a normal fifth-grader trying to pass her science class's impossible quiz on the history of dinosaurs . . . until she happens upon her neighbor-Ms. Lernin-a retired paleontologist. With the assistance of Science Magic, Ronnie and Ms. Lernin travel back through time and space to experience the Mesozoic Era firsthand. They visit three important time periods in the development of the Mesozoic Era: the Triassic, the Jurassic, and the Cretaceous....

"In science fiction, time machines let people travel backwards in history and forward to the future. How could one of these time-traveling devices be created? Scientists have some ideas, which include using spaceships and black holes. Discover the science and technology behind what it would take to make a real-life time machine!"--

"Do you think students can tell fact from fiction? In a world where social media reigns supreme and tweets and posts go viral, discerning what's fact from fiction can be more difficult than it seems. In Time Travel Is Real, readers will take a closer look at this conspiracy, why it spread, and where this theory originated. Books use considerate text that's written at a higher maturity level with a lower reading level to engage and accommodate struggling...