Google has conquered American classrooms — now Microsoft is striking back with cheap PCs and a Minecraft upgrade (MSFT, GOOGL, GOOG)

While Microsoft dominates the global market for classroom PCs, Google Chrome OS rules the roost in the United States. 
Microsoft is teaming up with partners including Lenovo to bring a new line of cheap, sub-$300 PCs to market, to take on Google's low-cost Chromebooks. 
Microsoft says that a Windows PC is more capable than a Chromebook — Windows 10 lets you run software like Minecraft or the full version of Microsoft Office. 
Minecraft is getting a new chemistry module for s