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Picture of Electric sound enhancer
To make a sound enhancer first you need these materials.

1. speaker can be obtained from any sound making toy
2. batteries and battery compartment I recommend more than two
3. wires
4. motor
5. more wires
6. Another speaker
7. more motors maybe.

Step 1:

Picture of
First attach the wires to the battery compartment mine had a switch connected to it.
 
Kiteman1 year ago
Can we hear what you've managed so far?