As a result of consultations at the World Congress PTI stated its four main guiding principles: (playtherapy.org)
Super Detailed Main Guide - 70 pages providing all the information you need. (leanerbydesign.com)
Integrating «external» environment within the private house quarter, daily user adaptability, and seasonal versatility are two main guiding concepts in the Emirati Solar Decathlon House design. (solardecathlonme.com)