The Master Clock, with its patented clear-plastic overlays and color-coordinated removable hands, makes learning to tell time easy and fun! Students of all ages can clearly see and understand hours, half-hours, quarter-hours, before progressing to minutes and seconds. Geared hands maintain correct hour-hand / minute-hand relationship. Movable dials allow students to match digital and analog time. This multi-sensory fun approach, based on NCTM standards, entices students to master the vital skill of telling time.

All Master Ruler products are sold exclusively in the USA by Master Innovations, LLC, in Alpha, NJ.  Contact us for further company details!