For simple or complicated math calculations, pencil and paper, and perhaps a slide rule, were must-have supplies. I was ...

TikTok's newest goal-setting trend borrows from an old retail trick: the loyalty punch card. But instead of free coffee, these handmade cards offer users a small, tangible sense of accomplishment. The ...

It’s one of life’s simple pleasures to buy a number of products and then qualify to get the next one free. Many people use punch cards at cafes where it scores them a free latte or at ice cream shops ...