A skill-building story invites young readers to visit the exciting aliens and robots of LEGO Hero Factory while learning about favorite characters in a series of high-energy adventures. Simultaneous.
Make science spring to life with a whir of motors, levers, gears, axles, and propellers! With six kinetic alien monsters to build, this kit doesn't just feed the imagination but, together with the sci
A skill-building story invites young readers to visit the exciting aliens and robots of LEGO Hero Factory while learning about favorite characters in a series of high-energy adventures. Simultaneous.
