The evil Muns tries to convert Abby into helping him change the history of the world while her and Derick's grandfather asks Derick to finish a challenge that a trusted teacher was never able finish.
Derick and Abby Cragbridge continue their seventh-grade year at Cragbridge Hall, where they run into competitions, new friends, virtual zombies, and real danger.
Every year the futuristic school, Cragbridge Hall, holds its most popular tournament--the Race: a series of challenges that range throughout the school and require the use of its amazing inventions li
Derick and Abby Cragbridge continue their seventh-grade year at Cragbridge Hall, where they enter competitions, meet new friends, run into virtual zombies, and real danger.
When twins Abby and Derick start at Cragbridge Hall, the school their grandfather founded, they discover firsthand the dangers of time travel and must find a way to save their parents, who have been s
Abby and Derick have been accepted to the most prestigious secondary school in the world—Cragbridge Hall. Due to the inventions of their grandfather, Oscar Cragbridge, they will be able to experience
The evil Muns tries to convert Abby into helping him change the history of the world while her and Derick's grandfather asks Derick to finish a challenge that a trusted teacher was never able finish.
Imagine a school in the year 2074 where students don't read history, but watch it happen around them; where running in gym class isn't around a track, but up a virtual mountain; and where learning abo
In book 2 of this trilogy, Abby and Derick begin their second semester at Cragbridge Hall, the most prestigious secondary school in the world. But when Grandpa Cragbridge admits them to the Council of
