The stock market often sends signals that appear to be confusing. This week, Intel Corporation (NASDAQ: INTC) provided a classic example. On June 24, the company announced it was shutting down its ...

Imagine you’re facing a problem at work–maybe your big presentation isn’t quite working, your new design lacks something, or your hiring strategy needs a tune-up. How do you proceed with solving the ...

The present paper describes the success, the methods (mental, informal written, standard algorithm) and the strategies of informal written arithmetic to be observed when 300 elementary students worked ...