By; Chris Rodgers. Pendulum clock. This is a guitar pendulum clock. The pendulum clock was is an old mechanical that was invented in 1588 to 1602. The pendulum clock was invented by a man named dutch scientist christian huygens.
The pendulum clock is powered by a little motor the it is a amazing how a big clock is powered by little motor
Pendulum clock is a clock that was invented in 1588 to 1602.it was powered by a little motor and gas .a women named christainhuygens invented this clock