University of Nevada, Las Vegas (UNLV),
The articles will relevant to my needs: moving toward activity-based learning, ideas for science education in general, and ideas for astronomy labs in particular.
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Caption: Henricus de Alemannia, a Medieval professor lecturing ex cathedra.
Note the behavior of the students---chatting, sleeping, eating, browing their Medieval laptops---some things never change.
Credit/Permission: Laurentius de Voltolina (fl. 1350--1400 ?), 2nd half of 14th century (photographer: The Yorck Project: 10.000 Meisterwerke der Malerei, 2002) / Public domain.
Image linked to Wikipedia.
Institute of Education Sciences (IES) is a US institude promoting science-based educational methods---what really works and how well.