Once again, this clock face supports Fitbit’s modern smartwatches. Radial Clock is a nice, simple watch face. It boasts a digital or analog time readout, while radial bars also indicate of the time.

While brain tests are not taken that commonly, a simple at-home test - which experts ... Are all the numbers drawn in the correct order on the clock face and in the correct place?

The clock is built from two Adafruit Neopixel rings, each with 60 LEDs. These are mounted on a 3D-printed shield that directs and softens the light to create the time elements.