I have tried my hand at a few wooden clocks.  The interesting things I find about clocks is the movements used,  from clocks I move to making Kinetic Sculptures which I personally found more rewarding.

I have included photos of some of the clocks I have made.

                                                                                     EPICYCLIC

                                                                       by Masochist's corner on

                                                                       Clayton's site.

MARBLE RUN CLOCK                                         CLOCK 18 from Woodenclocks

See Kinetics and Multimedia.                           It has non-circular gears.

RIVEN                                                              GENESIS

by Derek Hugger, it uses dual stage                  by Clayton Boyer,  it is listed

hypocycloid reducers on a single                      and one of the easiest clocks

shared axis.                                                     to make.