Bronnen

Bronnen inhoudelijk

fundamental needs of man, fred kelpin

Het leven van de mens op aarde, Fred Kelpin

https://aimmontessoriteachertraining.org/a-parents-perspective-on-the-fundamental-needs-of-humankind/

https://www.montessoriteachered.com/the-montessori-muse-blog/2021/4/15/conversations-about-hate-crimes-at-the-elementary-level

Human tendencies

https://ruffingmontessori.net/home/about/why-montessori/montessori-articles/human-tendencies/

Illustraties

Bronnen illustratie Philip Martin

https://creativecommons.org/licenses/by-nc-nd/3.0/deed.nl

This work by Phillip Martin is licensed under a Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported License.

http://www.phillipmartin.com