This category is concerned with manufacturers or distributors that deal in calculators. A calculator is a hand held or desktop device which perform basic arithmetic operations. In addition, the device might also conduct more advanced operations like statistics functions and small programs.
Please submit sites that are about businesses that make or distribute calculators. For webpages that discuss tutorials about how to use calculators, please submit to Computers/Hardware/Calculators. Sites about calculator software should be submitted to Science/Math/Software/Calculators/. Pages concerned specifically with collecting calculators should be submitted to Recreation/Collecting/Computers/Calculators/. For sites that feature online calculators should be submitted to Science/Reference/Units_of_Measurement/Online_Calculators.