The Key to the Whole Thing
This cache is located on private property with permission, please respect day light hours on this cache.
Thanks to RDC4106 for the donation of another container to provide some more interesting caches here in Hillsdale County. From the original description:
This is a gadget type of cache, I hope you don't become frustrated while you search for the key to success. ... I've had the idea for this cache in my head for sometime now and it finally became real. No force is required to open and find the log, you just have to figure it out to attain the Key To Success.