Check out Hani & Ayelet’s new paper in IJELL:
Swirski, H., & Baram-Tsabari, A. (2015). “Will a black hole eventually swallow the earth?” Fifth graders’ interest in questions from a textbook, an open educational resource, and other students’ questions. Interdisciplinary Journal of e-Skills and Life Long Learning, 11, 313-327. Retrieved from http://www.ijello.org/Volume11/IJELLv11p313-327Swirski1971.pdf