Tenyo is a Japanese magic trick company that's been around since 1960. They are well known for making clever props. (My friend Richard Kaufman, who often writes for Boing Boing, wrote a 1,400-page two-volume set about the company, called Tenyoism)
Here's a Tenyo puzzle trick called The Perpetual Puzzle (It's available on Amazon). You start by showing a rectangle made from 5 pieces. The rectangle fits snugly in a black plastic frame. Next, you show a sixth piece and combine it to the other five to make a larger rectangle. This rectangle also fits perfectly inside the frame. Finally, you show an even larger seventh piece, add it to the other six to form a rectangle. It, too, fits into the frame. How is it done? (If you know, please don't reveal the secret in the comments.)
Sometimes I blog about something and it goes nowhere, much like this girl’s domino: Sometimes I blog about something and it continues to weave its way to the many corners of the internet, much like this: But, sometimes I blog about something and it starts a chain reaction that looks more like this (I looked […]
Oh boy, I think I have a new hobby. I’ve just learned that you can combine puzzles, that have the same die cut, to make really awesome pieces of art. It had never occurred to me that manufacturers of mass-produced puzzles cut different puzzles of theirs in the same way, making the pieces interchangeable. It […]
It looks like any other Rubik’s cube, but for the little mechanical squeaks it makes as he scrambles it. He puts it down on the table and watches it in silence for a while. Then it moves.
Businesses of any size continue to use PDFs despite – and perhaps because of – their stubborn resistance to simple editing. But for those who need a little flexibility on their documentation, the search is over for alternative software. PDF Expert for Mac is the catch-all solution for wrangling those PDFs, and it’s available at […]
When it comes to tech, smaller is better, and these items fit the bill both in terms of size and price. We’ve rounded up our favorite stocking-ready gadgets, most of which are already on sale – and you can take an additional 15% off any of them with the special code MERRY15. iPM 3-in-1 Fast […]
So you’ve got a good eye for pictures? We’ve got a good eye for deals. And this holiday, there are some solid deals out there for photographers. Check out some of our favorite recent discounts on gear, software, and e-learning for photogs of any experience. Gadgets RevolCam: The Multi-Lens Photo Revolution for Smartphones This […]