Consider how each of the needs and tendencies is fulfilled in the prepared environment of the atrium - more particularly the tendencies over the "needs". Or consider how to assure each being fulfilled:
From Montessori Nuggets:
The five (5) physical needs of human beings include
The four (4) spiritual needs human beings include
Each human need and tendency has historical implications, as well as cultural, modern, practical, educational, spiritual and physical implications.
 Maria Montessori. The Montessori Method. 1964: Schocken. 371.