LUMI, the Smart Piano Instructor

With an illuminated keyboard and an accompanying app, ROLI's newest device helps you master the instrument your own way

LUMI teaches you to play the piano by tapping into nostalgia and memory. Using songs you know and love (their library includes pop hits and indie gems), you’re led through each note sheet with familiar, almost video game-like instructions. As the notes flow toward you, you’re instructed to hit the appropriate key as each one appears at the foot of the screen. This simple, clever …

Keepit Clean

A specialized, all-in-one system for Macs

CH tested, Keepit Clean from Tech Link is a handy all-in-one system for cleaning Macs and Macbooks . Among the mountain of Apple-centric accessories on the market today, Keepit Clean distinguishes itself for being incredibly compact and useful. Until now, we had been using the same microfiber cloths and air dusters that cropped up with early PCs, but Keepit Clean provides an example of good …