Đồng Hồ Treo Tường Họa Tiết Công Thức Toán Học Độc Đáo

Giới thiệu Đồng Hồ Treo Tường Họa Tiết Công Thức Toán Học Độc Đáo

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Features:
A unique and creative way to keep track of time, this wall clock is a funny and challenging brain exercise.
As the clock ticks, the hands move around the dial indicating the time of day through a different math problem for each hour.
Instead of traditional numbers, this wall clock has a different equation at each demarcation.
For home use, the clock will bring a unique modern finishing touch to any room.
A unique gift idea, a funny present for a math teacher to hang in his or her classroom.

Specification:
Condition: 100% Brand New
Material: Acrylic
Color: Black
Powered Supply: 1 * AA battery(Not Included)
Product Diameter: Approx. 30cm / 11.8"
Package Weight: Approx. 341h

Package Included:
1 * Acrylic Wall Clock 

Note:
1. Please allow 1-2 cm error due to manual measurement and make sure you do not mind before ordering.
2. Please understand that colors may exist chromatic aberration as the different placement of pictures.

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