Once again Geronimo Stilton is pulled into the Kingdom of Fantasy, where he is needed to fulfill the ancient Gemstone Prophecy, and prevent Scorcher, the evil Empress of Witches, from obtaining the Royal Sapphire which will give her immense power.

"Learn about the olinguito, one of the most recently discovered mammal species, the discovery thereof, and the "cloud forests" in which they live."--

Aiden works with the FBI in order to rescue his sister Meg, who was kidnapped. Where is Meg Falconer? Everybody wants to know. Her brother Aiden, who saw her kidnapped and is now trying to track her down, wants to know. The FBI, led by the very serious Agent Harris, wants to know. Her parents, who fear their pasts have something to do with why Meg was taken, want to know. Even Meg's kidnappers want to know. Because even though they caught her once,...

Geronimo and his friends set sail to the Ratlapagos Islands to search for a sunken treasure. He soon begins to suspect that they aren't the only ones looking for the treasure.

Twelve-year-old Jess O'Fines is resentful that she is expected to watch her baby niece in a Los Angeles hotel room while the rest of her dysfunctional family go off to a wedding rehearsal party -- but when Baby Ruby disappears, Jess is convinced she knows who kidnapped her and determined to get her back on her own, whatever the danger.

Recounts the story of the 1914 disappearance of eleven-year-old Sarah Rector, an African American who was part of the Creek Indian people and whose land had made her wealthy, and what it reveals about race, money, and American society.

He has discovered more planets than anyone in history. In this inspiring true story, Geoff Marcy's love of space helped him overcome struggles in his studies until finally he became an astronomer. But he was not on track to make major discoveries. Eventually, he went back to the questions that thrilled him as a boy: Are we alone? Do Earth-like planets orbit the stars in the night sky? It would not be easy to find a planet outside our solar system....

Geronimo Stiltonoot and his friends participate in a treasure hunt set up by his rival and are determined to overcome all of its challenging obstacles, including tricky riddles and smelly dinosaurs.

When Angie and Alex arrive at Camp Dakota, a thick fog envelops everything and when the campers start finding mysterious notes with hints about a Fog Zombie, their counselors teach them about solids, liquids, gases, and the properties of matter to uncover the meaning of the clues. Includes glossary and experiments.

Raised underground by a robot, twelve-year-old Eva Nine finally finds all she ever wanted in the human colony of New Attica, but something very bad is going on there and unless Eva and her friends stop it, it could mean the end of life on Orbona.