Martin Gardner wrote Aha! Gotcha: Paradoxes to Puzzle and Delight and Aha! Insight in the early 1980s and I love them both. Both books have excellent brain teasers with charming illustrations. They are both out of print, which is criminal, but Amazon has used copies for $(removed) (plus $(removed) s&h).
We previously posted about a robot that solved a Rubik’s Cube in .637 seconds.
Here’s a good riddle from Brian Brushwood of Scam Nation. He found it in Book of Riddles by Fabrice Mazza and Sylvain Lhullier Imagine that you’re making a magic potion. You’re a wizard with a long beard. But — the potion only works if you wait exactly 45 minutes before you stir it. If you […]
Rubik’s cube for two as a race. That’s Rubik’s Race.
Vape technology has been around long enough that vapers are starting to get picky about their gear. Luckily, so are we. From disposable models to cutting-edge touchscreen atomizers, there’s a vaporizer in this roundup to suit every taste. Hera 2 – World’s Most Advanced Dual-Use Vaporizer Choose between dry herb or oil extraction modes – […]
With enough practice and commitment, anyone can be a visual artist. But without the right instruction, that time spent honing your skills could seem like an eternity. If you really want to see where your talent can take you, you need sound fundamentals – and no matter what discipline or genre you lean toward, the […]
Theoretically, there’s never been an easier time for marketers. The ubiquity of social media means a good word – or a good brand – can spread like wildfire with very little effort. But as limitless as the internet is, there’s a lot of competition and noise to contend with. And the vast graveyard of failed […]