Capstone Press,, 2014.
32 pages : illustrations (chiefly color) ; 23 cm.

Amulet Books,, [2014]
278 pages ; 21 cm

Random House,, [2014]
6 audio discs (approximately hr.) : digital ; 4 3/4 in.

Houghton Mifflin Harcourt,, [2013]
329 pages ; 21 cm

Children's Press, An Imprint of Scholastic Inc.,, 2013.
64 pages : illustrated ; 24 cm.

Enslow,, [2013]
48 pages : color illustrations, color map ; 24 cm.

Children's Press,, [2012]
48 pages : color illustrations, color map ; 23 cm.

Lerner,, [2012]
48 pages : illustrations (some color), color maps ; 24 cm.

Atheneum Books for Young Readers,, 2012.
297 pages : map ; 20 cm.

Compass Point Books,, [2012]
64 pages : illustrations ; 27 cm.