Architectural model sketch: architectural sketches in the scene building model can play a role in enriching the active embellishment environment. The material for making sketches can be made of rubber clay and plaster, etc. The plasticity is strong and easy to process. The material can also be made of plexiglass ABS PVC plastic foam plastic sheet to make shade rain. Peng Park sports facilities such as seats and other public facilities. In addition can also find old toys and other accessories available architectural model materials to be spliced into the required pieces. You can also use small coal cinders, small cobblestone shell made of rockery and other landscapes.