Educational technology developments

A complete zero-to-one guide on the evolution of Educational Technology in Indian schools. This chapter covers everything from early radio and TV experiments (SITE, 1975) to modern digital platforms (DIKSHA, SWAYAM, PM e-VIDYA). It details the core schemes, national policies on ICT, pedagogical frameworks like TPACK, and the Principal's role in integrating technology safely and effectively, overcoming the digital divide.