The doubling square trick is a simple mathematical shortcut designed for class 6 to 10 students to make multiplication easier ...

The New York Times' latest game, Pips, brings domino fun to your desktop. How to play Pips as well as hints in case you get stuck.

Boil potatoes in salted water, drain well, keep them warm before mashing. Use a ricer or food mill (not a food processor!) for ultra-smooth, non-goopy mash. Choose waxy potatoes like Yukon Gold or ...