Mr. Docker is off his rocker! cover

Mr. Docker is off his rocker!

by Dan Gutman

Mr. Docker, a new science teacher, is a crazy inventor who blows things up, uses potatoes for power, and has A.J. and his friends wondering whether science is for nerds or is the coolest subject ever.

Readers also enjoyed

What to read after Mr. Docker is off his rocker!

More by Dan Gutman