පාඨමාලාව: Science - Grade - 08 , මාතෘකාව: 5.Sound | e-thaksalawa

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- Select activity Text Book
  
  Text Book සම්පතක්
- Select activity Develops awareness on the generation of sound
  
  Develops awareness on the generation of sound Interactive Content
- Select activity Activity 1-Natural and artificial sounds
  
  Activity 1-Natural and artificial sounds සම්පතක්
- Select activity Answers-Natural and artificial Sound
  
  Answers-Natural and artificial Sound සම්පතක්
- Select activity Activities-Sound
  
  Activities-Sound Interactive Content