S.M.A.R.T.S. and the droid of doom

Zoe, Jaden, and Caleb are working on building and programming a robot dog, which Caleb thinks is bad enough, but the high-tech android called Dude that their teacher has brought in terrifies him--and when something starts damaging the android during the night, Caleb is convinced that Dude is turning himself on as part of a plot to take over the world.