Brickbuild Abacus

The abacus, also called a counting frame, is a hand-operated calculating tool of unknown origin used since ancient times in the ancient Near East, Europe, China, and Russia.

I tried to build a working abacus using LEGO bricks. Hope you enjoy it.
Keep counting.

Model Information:
# of parts: 352
Dimensions:
28 x 33 x 3 studs
8.8 x 10.4 x 0.9 inches
22.4 x 26.4 x 2.4 centimeters
Weights:
13.691 oz
388.1 g

You must agree to the LEGO Ideas Terms of Service in order to participate in this Challenge. You can also confirm your submission is between 50 and 1,000 elements:

I agree to the LEGO Ideas Terms of Service, I can confirm/prove my submission is made up of between 50 and 1,000 elements.

#abacus
#stem
#counting frame
#calculator
#ancient
#mathematics
#usable
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