The environment must be so arranged that they can carry out these activities in their own way and at their own rate.

Mario Montessori Jr, Education for Human Development

The environment should not be centred on a single function or skill, but call to the child's whole personality.

Mario Montessori Jr, Education for Human Development

The prepared environment should bring the world at large, within the reach of the child at whatever stage of development it is, at a given moment.

Mario Montessori Jr, Education for Human Development

Psychology regards the adequate gratification of inner needs as indispensable to the optimal development of the personality. These needs are not only for food, rest and affection, but also for stimulation, self-development, exploration, independence and responsibility.

Mario Montessori Jr, Education for Human Development

All ego functions, like perception, thinking, language, the comprehension of objects, and the coordination of movements and learning processes in general, require a long period of indirect preparation before they emerge as integrated aspects of the personality.

Mario Montessori Jr, Education for Human Development

Little children touch everything they see thus obtaining a double image (visual and muscular) of the countless objects which they encounter in their environment.

Maria Montessori, The Discovery of the Child

The fact that practically all the sensorial exercises are accompanied by movements shows that kinaesthetic perceptions have a prominent role even at a very early age.

Maria Montessori, The Discovery of the Child