Ruben Puenteduras

Ruben R. Puentedura (rubenrp) på Twitter... Ruben R. Puentedura's Weblog. Www.hippasus.com/rrpweblog/archives/2012/09/03/BuildingUponSAMR.pdf. Www.hippasus.com/rrpweblog/archives/2012/09/03/SAMR_ThoughtsForDesign.pdf.