Jewelbots are friendship bracelets that also teach kids how to code.
Credit: Jewelbots

Friendship bracelets have been a mainstay of middle-school fashion for decades. From knotted threads to plastic lanyards to interlocking charms, each generation seems to find its own unique way of displaying its social network. And for today’s tweens, the latest incarnation could be wearable technology, but with some educational benefits.