Academia exploratorilor (Vol.1) Secretul Nebula
Trudi Trueit
Explorer Academy: The Nebula Secret
Explorer Academy: The Star Dunes (Book 4)
Explorer Academy
Academia Exploratorilor. Pana soimului
Diwali, Paperback/Trudi Strain Trueit
Trudi Strain Trueit
National Geographic Kids,Trudi Trueit
Detecting Volcanic Eruptions
Detecting Avalanches
