Description
How loud can you scream ? How sharp is your pitch ? Lets get people screaming to understand properties of sound and the waves it produces. Get an elephant to rumble and watch the sound waves travel miles away.
Sound
2.00$
- VND: 50,896.00₫
- MYR: 9.39 RM
How loud can you scream ? How sharp is your pitch ? Lets get people screaming to understand properties of sound and the waves it produces. Get an elephant to rumble and watch the sound waves travel miles away.
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