Computer 4 | Chapter 1

Computer 4 | Chapter 2

CH-4 (PART-1)

CH-4 (PART-2)

CHAPTER-3

CLASS -4 | COMPUTER | CHAPTER-5 | INTRODUCING TO POWER POINT-2016

https://youtu.be/l2585EXhi5M

https://youtu.be/_4QQLeS4X7c