Heat source for winter. You never know when you might need a heat source. This "life hack" is brilliant and simple as long as you keep the necessary items on hand: Bricks, terra cotta pot, tealight candles, matches.
I am skeptical about some of these, but some seem like great ideas! What does the Oreo cereal bowl have to do with a creative trick? That's just making me want Oreos! 25 Simple And Creative Tips-And-Tricks To Make Your Day Easier