CatStronauts: Robot Rescue the knight owl series and Carl Erskine of the

and Carl Erskine of the Dodgers

the behind-the-scenes story of the most extraordinary building in the world: One World Trade Center

amazing game-saving plays

comes the fourth and final novel in the epic Ascendant Kingdoms Saga (Aaron Rosenberg)

In this rollicking middle-grade adventure and national bestseller

CatStronauts: Robot Rescue the knight owl series and Carl Erskine of theThe bestselling CatStronauts series continues in the fourth book with a purr plexing problem as the CatStronauts stage an off the books robot rescue to save Cat Stro Bot! Cat Stro Bot has been with the CatStronauts through it all. But now he's stranded on Jupiter's coldest moon after a mission gone wrongand his best friend creator Blanket isn't about to leave him behind. When CATSUP refuses Blanket's rescue mission request, he creates robo stand ins