H Hoelzig, T Muenster, S Blanke, G Kloess, R Garmasukis, A Koenig
Ivory vs. osseous ivory substitutes-Non-invasive diffractometric discrimination
Forensic science international
purpose purpose study investigate teachers pedagogical content knowledge pck form task adaptations differed function content knowledge method participants three elementary school teachers two females one male students n 66 functional analysis instructional events ie adaptations teachers students used examine pck content knowledge workshop crawl swimming appropriateness adaptations measured data collected live observation trained observers results teachers increased average number task adaptations per lesson content knowledge workshop appropriateness adaptations increased substantially two teachers decreased one teacher discussionconclusion functional analysis studentteacher interactions valuable tool examine teachers pck interrelationship student teacher behavior modified content knowledge workshop