1. Allen A. M. Ball D. Bild D. Boone D. Briggs D. Davis … and T. Stol. 2020. Leveraging Out-of-school STEM programs during COVID-19. Connected Science Learning 2 (4). https://www.nsta.org/connected-science-learning/connected-science-learning-october-december-2020/leveraging-out-school
2. Billings E. and A. Walqui. 2018. The Zone of Proximal Development: An affirmative perspective in teaching ELLs/MLLs. https://www.wested.org/resources/zone-of-proximal-development/#.
3. Critical STEM Literacy and the COVID-19 Pandemic
4. Dewey J. 1980. The school and society 4th ed. Carbondale IL: Southern Illinois University Press.
5. Ingram H. B. Mittan and M. Lindsey. 2019. KEYS high school student internship program. Connected Science Learning. https://www.nsta.org/connected-science-learning/connected-science-learning-january-march-2019/keys-high-school-student