Set the what you have to be louder than with the Set button. You will set it 3 times and pick the lowest one. In the game, if you are louder than that you will jump. The aim is to get to the top left of the level. If you touch a cone or a banner (orange) you will restart the level. The map scrolls left and right. It starts by scrolling right. There is high score based on time. Click the buttons the time will start and the game. The Setting button has to be clicked to it is done. It will set the lowest sound to the sound that it has to be greater than this is to get rid of the background sound.
Allow Microphone Music from https://www.youtube.com/watch?v=am9C80ItWMQ Jump sound from http://soundbible.com/1343-Jump.html The talking to move is base of the platformer I found it really unique and I wanted to make something similar to it. Here it is: https://scratch.mit.edu/projects/203050886/ I tried to improve on the things i didn't like in that one.
