Update hyperstories.md

hyperstories.md

@@ -51,5 +51,5 @@ Even though it was not a part of their regular school environment, they gained i
 
 1. Putting Education in “Educational” Apps: Lessons From the Science of Learning, Kathy Hirsh-Pasek, 2015
 2. Broadening Children’s Involvement as Design Partners:From Technology to “Experience”, Franca Garzotto, 2008
-3.  The Hawthorne effect: A reconsideration of the methodological artifact. Journal of Applied Psychology, 69(2), pp.334-345, Adair, J. (1984).
+3. The Hawthorne effect: A reconsideration of the methodological artifact. Journal of Applied Psychology, 69(2), pp.334-345, Adair, J. (1984).