The Green NinjaBook - 2013
When Lord Garmadon uses his Mega Weapon to turn back the clock and bring an ancient monster back to life, the Ninjago try to stop him, but end up being turned into children instead.
Publisher: New York : Scholastic, 2013
Branch Call Number: J FIC West
Characteristics: 32 p. : col. ill. ; 20 cm
Alternative Title: Ninjago masters of Spinjitzu (Television program)