FRANKFURT—Pen and pencil makers are going back to school, learning to sell writing implements in the age of smartphones, tablets and laptops. Some, including Crayola LLC of the U.S. and Germany ...

So, how does the rubber pencil illusion work? Let's start with the simple explanation: Your eyes and brain just can't keep up. When light enters your eyes, receptors called rods and cones pass a ...

Now, give that rubber band a capacitive nub on one end and a hole on the other (for the pencil or pen tip), add some grippy bumps to the surface, and you have a StretchWrite.

Often tucked behind an ear or rolling off desks unnoticed, the pencil is one of those rare objects that’s both ordinary and ...

Back in 1979, the Papermate Erasermate was introduced to the world. It was a pen with “erasable” ink, and existed mainly to scare people who wrote a lot of checks. As far as I could tell, the ...

They're usually identified by a small picture of a pen on the rubber. Commenting on the revelation, one user said: "I came to this conclusion when I was erasing pencil marks on wood with sandpaper.

This is our interpretation of the most minimal pencil case, in which a pen has a rubber band that can be used to hold other pens together." Pencil V2.0 has an angled brush on the eraser end, ...

If you don't have a capo—or if you just forgot to bring one to your jam session—you can quickly put one together with just a pencil and a couple rubber bands. If you're in a pinch and the song ...

The Geeky Gadgets blog details a fun, easy iPhone/iPod touch stand anyone with five pencils and four rubber bands can put together in a few minutes fo. Skip to Main Content.

As an added bonus, the erasers on the ends of the pencils act as non-slip grips for slick surfaces – like if you work at an ice rink or a Crisco factory. Pencil iPhone Stand [Geeky Gadgets] Topics ...