Here’s a useful accessory for your notebook or netbook, the Wireless Bluetooth Keypad Calculator. The Wireless Bluetooth Keypad Calculator connects to your netbook or notebook via Bluetooth, and has a ...
May 21 (UPI) --An 11-year-old Florida girl earned a Guinness World Record for mental math when she solved a 12-digit multiplication problem without a calculator, pen or paper. Sanaa Hiremath, who was ...
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