School Project: The Sacred City of Caral, the oldest of Latin America, Cultural Heritage for humanity. Location Barranca, Lima, Peru. The Model School shows Residential Temples and Pyramids. and the measure was 1.40 x 1.00 mt. We have dispatched a couple of these to the provinces. 
Here Guerrero Inca, height not more than 5 cm, detail of the Model School " Inca Society" Craft project in clay, cardboard and matchsticks. 
Recreation: H = (Dxtg α) + A "bone: Height equal to distance by the tangent of α (theta), but height. Geometric formulas used to find the height of buildings or other tall objects. From the floor, for example. 
Models show three models for schoolchildren on the theme "Human Skeleton , the models are from left to right: Plano, the Bone and 3D is the most realistic and complete with movable joints . 
How did the Incas? for that ... We were asked to recreate the work in this Model daily in agriculture, tissue, grazing, also most important types of buildings and the main characters of Peru's Inca Society. 
