A calculator that runs with out batteries or solar power! Posted: 2 years ago by lsojunkie
Have you ever had your calculator die when taking a test or performing some mathematical equation? With the CURTA all of that is now history!
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Comments: 3 Score: [-] 90 [+].
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Posted: 2 years ago by dollyllama:
Doesn't help that this is in Spanish but isn't this just an abacus in a different form?
Score: [-] 0 [+].
Posted: 2 years ago by lsojunkie:
I think every thing works now. Thanks
Score: [-] 0 [+].
Posted: 2 years ago by mrlolman:
Actally I've never had a calculator die on me. Ever.
Score: [-] 0 [+].
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