A.  http://www.technology-education.org/pages/technologicaldesign.htm

B.  http://www.technology-education.org/pages/thedesignprocesssteps.htm

C.  http://www.technology-education.org/pages/optimization.htm

D.  http://www.technology-education.org/pages/problemsolvingsteps.htm

E.  http://www.technology-education.org/pages/problemsolvingmethods.htm

http://www.tttpress.com/pdf/Isometric-Drawing-for-DVD.pdf

http://www.technologystudent.com/despro_flsh/isomt.html

http://www.mathsnet.net/geometry/solid/isometric/index.html