Mr. Science Factory Science Academy Da Vinci mechanical clock

https://www.youtube.com/watch?v=ZJ-3tbPjxF8&feature=youtu.be Reproduce Da Vinci (Leonardo da Vinci) genius design, complete novice can easily model! Use pendulum weight and horizontal rotation driven da Vinci clock, the clock is adjusted by adding or removing coins from the hanging weight rate, from the top or adjust the lateral distances put two ball axis can see change of speed of the pointer. Enclosing the parts of the clock can be a desktop stand or wall-mounted in a wall; wherein further comprising a selectable gears, respectively, is 1: 4 with a relative speed difference to demonstrate 1:60 hours and seconds. Assembly process completely without glue, paint or batteries, only careful eyes to determine any of a variety of parts and gears installed in the correct position, the depth of both can make their own ornaments and elegant! Allowing you to enjoy the fun outside the assembly model is also more in-depth experience personally designed by Leonardo da Vinci secret place of power machinery. Origin / manufacturing methods Origin: South Korea