NOt necessarily cheap but one of the best engineering schools in the US is Harvey Mudd College in Claremont, CA. http://www.hmc.edu if you have good grades, community service experience and a knack for writing poems besides your maths, science stuff, the admission committee might waive your tuition. If you wnat to become a dreamer-social activist- poet- engineer, this might be the school for you. Apply garnus, jhare aanp, najhare jhataro.. k bigrincha ra, hoina ta?