Kai : ninja of fire /
Ninja of fire
by Greg Farshtey.
- New York ; Toronto : Scholastic, c2011.
- 74 p. : ill. ; 20 cm.
- Lego Ninjago, masters of spinjitzu .
"Two stories in one!"--Cover.
From the journal of Sensei Wu -- In his footsteps -- The vanished villagers.