Senra, C.P. and Braga, M.A.B. 2013. Thinking the Nature of Science and Technology from experimental investigative activities in a Professional Training School. Caderno Brasileiro de Ensino de Física. 31, 1 (Nov. 2013), 7–29. DOI:https://doi.org/10.5007/2175-7941.2014v31n1p7.