Chapter 18 Pollution of Air and Water notes class 8th science

Chapter 17 Stars and the Solar System notes class 8th science

Chapter 16 Light Notes class 8th science

Chapter 15 Some Natural Phenomena notes class 8th science

Chapter 14 Chemical Effects of Electric Current  notes class 8th science

Chapter 13 Sound notes class 8th science

Chapter 12 Friction notes class 8th science

Chapter 11 Force and Pressure notes class 8th science

Chapter 10 Reaching the Age of Adolescence notes class 8th science

Chapter 9 Reproduction in Animals notes class 8th science