Math Time "Math Dial" Shows Square Root Equations At Each Hour Indicator on the Navy Blue Dial of the Small Black Plastic Sport with a Black Turning Elapsed Time Bezel and a Blue Nylon Strap with Black Accessories

Brand
Math Time
Model
RT-S-SPT-BL-B
Movement
Quartz
Width
32
Thickness
9
Glass
Plastic
Clock Face
Analog

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Brand: Math Time