overhead projector/ types of teaching aids/ advantages and limitations

Hello everyone so today in this video we will see what is teaching aids and how many types of teaching aids are there . #teaching #teachingaids #projective #nonprojective teaching aids types a - part 1 :    • types of teaching aids / projected aids / ...   b - part 2 : interactive board    • teaching aids part 2 / smart board/ advant...   c - part 3 : LCD projector    • LCD projector/ types of teaching aids / ad...   d - part 4 : overhead projector    • overhead projector/ types of teaching aids...   e - part 5 : opaque or episcope projector    • opaque or episcope projector/ types of tea...   Teaching aids part 1 -    • teaching aids / audio visual aids / import...   teaching aids part 2 -    • teaching aids / characteristics of teachin...