Vidtionary: video

http://www.vidtionary.com/

Photodictionary

http://www.onlinephotodictionary.com/en/frontpage.html

A fantastic english resources WEB

http://www.teachingideas.co.uk/

Geometry & picture 3D

http://www.teachingideas.co.uk/art/persp.htm

Before start: named the figures and the colors.

Diamond display

http://www.teachingideas.co.uk/art/diamonddisplay.htm