Good, cheap, laptops for gaming and school?

I don't have that much of a budget - the cheaper, the better, but also sturdy. Thanks in advance. Games mostly like chivalry, Sid Meier's, minecraft, etc.

Added (1). Preferably with an i5 or i7 processor, and windows 7.

Cheap and gaming don't really go together. Ibuypower.com has some good deals. Also to drop the price down consider an i3 or pentium. Unless you plan on multitasking by steaming music, downloading something from steam running a CAD program and alt+tabing to a game the two cores and hyperthreading won't be that noticiable. Also make sure it has a dedicated video (ie. Gtx760m or 7850m not intel 4000 or anything like that. Stay away from AMD trinity chips they run way too hot to be in a laptop

I5 processor: Apple MD761HN/B MacBook Air (Ci5/ 4GB/ 256GB Flash/ Mac OS X Mavericks)

i7 processor: Apple ME293HN/A MacBook Pro (4th Gen Ci7/ 8GB/ 256 GB/ Mac OS X Mavericks/ Retina Display)