1. [n.d.]. Sesame Street. https://muppet.fandom.com/wiki/Sesame_Street [n.d.]. Sesame Street. https://muppet.fandom.com/wiki/Sesame_Street
2. Playfulness and creativity
3. A. C. Bundy . 1997. Play in occupational therapy for children . MO : Mosby-Year Book Inc., St. Louis, Chapter Play and playfulness: What to look for, 52–66. A. C. Bundy. 1997. Play in occupational therapy for children. MO: Mosby-Year Book Inc., St. Louis, Chapter Play and playfulness: What to look for, 52–66.
4. Mario Bunge . 2003. Emergence and convergence: Qualitative novelty and the unity of knowledge . University of Toronto Press. Mario Bunge. 2003. Emergence and convergence: Qualitative novelty and the unity of knowledge. University of Toronto Press.
5. Fritjof Capra . 2005. Speaking Nature’s Language: Principles for Sustainability. Ecological literacy: Educating our children for a sustainable world ( 2005 ), 18–29. Fritjof Capra. 2005. Speaking Nature’s Language: Principles for Sustainability. Ecological literacy: Educating our children for a sustainable world (2005), 18–29.