The story of an extraordinary robot that signs up for an ordinary fifth grade class and changes elementary school forever is now in paperback
It's never easy for Sammy Hayes-Rodriguez to fit in, so he's dreading the day when his genius mom insists he bring her newest invention to school: a robot he calls E--for "Error." E not only thinks he's Sammy's brother... he's actually even nerdier than Sammy. Will E be Sammy's one-way ticket to Loserville? Or will he prove to the world that it's cool to be square?

Robots on strike Sammy's underappreciated mechanical helpers are causing chaos in book 3 of the bestselling House of Robots series.

After a few early glitches in their relationship, Sammy and his "bro-bot" E are now fast friends. In fact, E is such a valued member of the family that the other electronic occupants of the House of Robots are feeling sorely unappreciated. And when Sammy's inventor mom becomes distracted by a top-secret project, the robots soon begin to fall into disrepair.
Cue a robot revolt, with the droids wreaking harmless havoc in the house Armed with pranks...