Mechanic Master for the Nintendo DS is a fun problem-solving game for creative minds.

Mechanic Master uses the stylus as a weapon to rid the Earth of alien invaders that have scattered across the planet.  Become the ultimate Master of Mechanics by creating crazy contraptions to free humans, keep the mechanics in motion and defeat those pesky foes. Test your skills with more than 100 levels!  Creative-thinking is key to clearing each level.