http://www.ambrosine.com/resource.html

here is a list of website that have Linux, windows and mac game making programs
http://www.ambrosine.com/resource.html

for people who are really serious about making gameboy or small hand held games here is the link where you can find the programs that can help u alot

http://devkitadv.sourceforge.net/
http://gnufoo.org/gba/
and

http://www.devrs.com/

and tutorials
http://www.yoyogames.com/make/tutorials