The Pomodoro technique is beloved, time-tested, and super variable productivity method, and it works great for studying too.. You can do it the old-fashioned way or get help from an app.

From super glues and construction tapes to silicone greases and penetrating oils, we’ll show you how the professionals put things together and take them apart.

CNBC Select defines compound interest, how it works and ways to take advantage of it if you're looking for a new credit card or somewhere to stash your cash.