(Paperback)

After 12-year-old Addison Cooke's uncle unearths ancient Incan secrets in Peru, he is kidnapped by a shadowy organization intent on stealing the treasure unless Addison and his friends can decipher the clues first in this funny, kid-friendly adventure series.

(Paperback)

Twelve-year-old Addison Cooke and his friends travel across Asia in an attempt to rescue Addison's aunt and uncle from the clutches of a dangerous gang and prevent the legendary tomb of Ghenghis Khan from falling the in the wrong hands.

(Hardback)

After twelve-year-old Addison Cooke's uncle unearths ancient Incan secrets in Peru, he is kidnapped by a shadowy organization intent on stealing the treasure unless Addison and his friends can decipher the clues first.