A concealed shaft and gear assembly takes care of that. For every full rotation of the minute hand (actually the white ring), the hour hand is only permitted a relative advancement of 1/12th of a ...

A clock is perhaps one of the the most popular projects among makers. Most designs we see are purely electronic and do not bother with the often more complicated mechanical part. Instructables user… ...

"If someone can't draw a clock, then I would want to do further testing." Ontario adopted the clock-drawing test in 2014 as part of its mandatory education program for drivers of ages 80 and up.

A neurodegenerative disease, dementia leads to memory loss, confusion, and impaired speech, impacting daily life. Early detection is vital, and a simple "clock-drawing method" can serve as an ...

I watched my mother draw a clock while she was in a brain rehabilitation centre after her stroke. Until then, I did not know how common a test it was, how often it was used – or why.