Mission Unstoppable

The Genius Files series follows 12-year-old twins, Coke and Pepsi, who discover they have been recruited into a secret government agency while on a cross-country vacation with their parents. The first book, Mission Unstoppable, introduces their adventures, including facing evil villains and decoding secret messages, as they use their intelligence to save the day. The series is described as the most exciting road trip in history, filled with action-packed events. Coke and Pepsi McDonald didn't want to jump off a cliff, get hit by poisoned darts, or be locked in their burning school. However, they are chased across the country by their insane health teacher and two men in bowler hats trying to kill them. As they navigate various dangers from the Pez museum to the largest ball of twine in the world, it makes for an exciting summer vacation.