Fact: The brain is a terrible thing to waste. So USA Today Brain-Flexing IQ Tests has arrived just in the nick of time! It gives you the chance to measure your mental skill and stimulate your brain muscle. Each test is designed to take about 30 minutes to complete and includes 15 brain-twisting puzzles. The collection offers a variety of math, verbal, and visual puzzles that constantly keep you challenged and engaged. Here’s a sample: Rhyme it! If a dumb symbol of love is a STUPID CUPID, what would you call a person who damages a birthday cake topper? Answer: CANDLE VANDAL. And that’s only a taste of what you can expect from these brainbusting conundrums!