1. Abd-El-Khalick F, BouJaoude S (1997) An exploratory study of the knowledge base for science teaching. J Res Sci Teach 34(7):673–699
2. Ahram R, Stembridge A, Fergus E, Noguera P (2011) Framing urban school challenges: The problems to examine when implementing response to intervention. Retrieved 22 July 2020 from http://www.rtinetwork.org/learn/diversity/urban-school-challenges
3. Anderson RD, Mitchener CP (1994) Research on science teacher education. In: Gabel DL (ed) The handbook of research on science teaching and learning. Macmillan, New York, pp 3–44
4. Appleton K (2007) Elementary science teaching. In: Abell SK, Lederman NG (eds) Handbook of research on science education. Lawrence Erlbaum, Mahwah, pp 493–535
5. Atwater MM, Gardener C, Kight CR (1991) Beliefs and attitudes of urban primary teachers toward physical science and teaching physical science. J Elem Sci Teach 3(1):3–11