This is our project for middle school science class, showing how a door lock mechanism and key lock works. We used inexpensive deadbolt to cut it and show how top and bottom pins works with inserted keys.
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music:
Isolated by Kevin MacLeod is licensed under a Creative Commons Attribution license (https://creativecommons.org/licenses/...)
Source: http://incompetech.com/music/royalty...
Artist: http://incompetech.com/
Spanish Summer by Audionautix is licensed under a Creative Commons Attribution license (https://creativecommons.org/licenses/...)
Artist: http://audionautix.com/