https://greatergood.berkeley.edu/article/item/how_nature_makes_you_kinder_happier_more_creative
Suttie, Jill. “How Nature Can Make You Kinder, Happier, and More Creative.” Greater Good, Published by the Greater Good Science Center at UC Berkeley, 2 Mar. 2016,
Ted Talk: Get Hooked on nature
This talks about how kids don’t get outside enough and that can have bad side effects, but going outside has great side effects
https://www.youtube.com/watch?v=ArhjLa4xbNk
Mitchell, Marilyn Price. “Does Nature Make Us Happy?” Psychology Today, Sussex Publishers, 27 Mar. 2014, www.psychologytoday.com/us/blog/the-moment-youth/201403/does-nature-make-us-happy.
https://www.cnn.com/2013/03/22/living/let-children-play-outside/index.html
Mitchell, Marilyn Price. “Does Nature Make Us Happy?” Psychology Today, Sussex Publishers, 27 Mar. 2014,
SGB Media, Kamik. “Kamik Survey: Children Spending 35 Percent Less Time Playing Freely Outside.” SGB Media Online, 20 Sept. 2018, https://sgbonline.com/kamik-survey-childre-spending-35-percent-less-time-playing-freely-outside/
https://voiceofplay.org/2017-survey-play/
IPEMA, IPEMA. “2017 Survey on Play.” Voice of Play, 2017, voiceofplay.org/2017-survey-play/.