- Science
- Detecting Sound
- Age 10-14
-
level: Year 7
- English
คำแนะนำของผู้เขียน
How sound is processed by the ear.
คำแนะนำของผู้เขียน
How sound is processed by the ear.
level: Year 7
How sound is processed by the ear.
How sound is processed by the ear.