Motocross Madness
Franklin W. Dixon
The Hardy Boys Mystery Stories (190)
Kickoff to Danger
The Hardy Boys Mystery Stories (170)
Percy Jackson and the Olympians: The Lightning Thief
Rick Riordan
Percy Jackson and the Olympians (1)
Harvard Classics XXXIII: Voyages and Travels: Ancient and Modern
Various
Harvard Classics (33)
Carrying the Fire: An Astronaut's Journeys
Michael Collins
Apollo, the Race to the Moon
Charles A. Murray & Catherine Bly Cox