A more advanced fidget gadget from Chris Bathgate

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Sculptor-machinist Chris Bathgate has improved on his Slider "worry-stone" gadget for occupying your nervous hands, using techniques he learned through his collaboration with spinning top-maker Richard Stadler. Read the rest

Fidget toys to disperse your nervous energy

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I dote on fidget gadgets -- soothing gizmos intended to give your hands something to keep busy with, like modern worry-beads -- and while you can't buy Chris Bathgate's amazing machined sliders, and the Fidget Cube Kickstarter just closed, there's still Thinkgeek's new Jumbo Noah Fidget Toy, which looks like a lot of fun and "features two interlocking rings that are also connected together with five links on each ring. The center link is larger and has a colored rubber band that rolls back and forth like a treadmill." Read the rest

Fidget Cube: clicky, twisty cubes for "mindful fidgeting"

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Kickstarter veterans Matthew and Mark McLachlan have raised nearly $1M for Fidget Cube: gadgets that you can switch, twist, click, glide, and roll when you want to do something with your hands. Read the rest

HOWTO roll a coin across your knuckles

Here's a quick fun video showing how to do the coin knuckle roll.

Hexaflexagons! The miracle of the inside-out hexagon with many, many sides

The incomparably great Vihart continues her Doodling in Math Class video series with a history and demonstration of the miraculous Hexaflexagon, a simple-to-fold paper hexagon that contains several iterations of itself, which can be found by turning it inside-out over and over again. Sure to delight, inform, entertain, and mystify!

Historical Note: This video is based on a true story. Arthur H. Stone really did invent the hexaflexagon after playing with the paper strips he'd cut off his too-wide British paper, and really did start a flexagon committee (which we'll hear more about in the next video). The details and dialogue, however, are my own invention.

Hexaflexagons (Thanks, Fipi Lele!) Read the rest