what software do you need to make games for ds and..

[andrewsullivan]

..what is diffrent to making games for pc?

[Junixx]

Heres a site on NDS homebrew development

http://www.double.co.nz/nintendo_ds/

as for the differences, the scaling most likely, the programming (i think), and theres other stuff to but im judt to lazy to type right now