Here's a cute puzzle about nursery rhymes and sheep. Although it seems like it's for kids, I don't think they'll be able to solve the puzzle. The coordinates are there; you just have to find them.

Derbyshire 
This cache is hidden along a somewhat busy road, so park off the road and watch the traffic.
You can check your answers for this puzzle on GeoChecker.com.
After you solve the puzzle, please don't give the solution away; let others enjoy the frustration of working on it, and the joy of solving it themselves!!