60 minutes-Cocoa,Gold and Pirate Black. The hourglass sand timer is both a work of art and a useful tool for your life. Perfect to help manage work and break times easily, and make it much easier ...
Every 60 minutes, the bulb, which is situated inside ... like a cheap digital watch to keep time and a car window motor to rotate the hourglass. He hacked a USB port into the watch so he could ...
Create Your Own Sand Timer: the DIY sand timer allows you to customize your own hourglass with the colored sand provided, and the 4 tubes of colored sand are in dark blue, light blue, light gray ...