What is there?
• 17 fun experiments of Sound.
• Telephone, speakers can be made using the formula of sound! Various sound effects can be created, such as the sound of rain, rooster crowing, etc!
•Illustrative description of experiments through the manual book.
• Video tutorial of all experiments in the BigganBaksho App.
• Each experiment in “Sound Bound” are taken from the different chapters of the Textbooks of different classes.