Define Problem - designers should ask the following fundamental questions-
Basic Form, Functional Relationship and Behaviour
Source :6A : http://www.google.co.in/imgres?q=structure+of+a+grasshopper&hl=en&sa=X&noj= 1&tbm=isch&prmd=imvns&tbnid=5P5EjCnkNpmDM:&imgrefurl=http://inibelogieqwa.blogspot.com /2010_07_01_archive.html&docid=cZ060fQDP0eBCM&imgurl=http://1.bp.blogspot.com/_KSOiOD nbyZQ/TExAMi0YyvI/AAAAAAAAAEc/XNErAA1Q8-Q/s1600/fig1.jpg&w=537&h=233&ei=yH8BUM H9OMLOrQfvy4WcBg&zoom=1&iact=hc&vpx=359&vpy=163&dur=3308&hovh=148&hovw=341&tx =176&ty=76&sig=113033517831195066320&page=1&tbnh=64&tbnw=148&start=0&ndsp=21&ved =1t:429,r:2,s:0,i:79&biw=1331&bih=573 ; July 14, 2012