Alpha Force: Survival: Book 1 by Chris Ryan
The first in an exciting new series for children from ex-SAS officer and bestselling adult author Chris Ryan. Five kids: Alex, Li, Paulo, Hex and Amber, are marooned on a desert island where they must face the ultimate test - survival! Killer komodo dragons, sharks and modern day pirates are amongst the dangers they face. Can the five bond as a team - and stay alive?