Abdo Pub.,, 2002.
64 p. : col. ill. ; 26 cm.

Millbrook Press,, c2002.
64 p. : col. ill. ; 24 cm.

Rourke Pub. LLC,, c2003.
48 p. : ill. ; 26 cm.

Abdo Pub.,, 2002.
48 p. : col. ill. ; 26 cm.

Roaring Brook Press,, 2011.
1 v. (unpaged) : col. ill. ; 24 cm.

Creative Education and Creative Paperbacks,, [2016]
48 pages : color illustrations ; 27 cm.

AV² by Weigl,, [2014]
48 pages : color illustrations, color map ; 27 cm.