This week on Maker Update: putting your crutches into high gear, Rome’s Call for Makers, hacking business cards, glowing looms, and the mother of all Roombas.

This week on Maker Update: a 7-segment display with a twist, a tote with pixel dust, and a beagle powered bartender.

This week on Maker Update: cyberpunk samurai, rolling your own tape echo, sound reactive lighting, all the filaments, and a closer look at salt batteries.

This week on Maker Update: flipping the script on phone notifications, a surprise ending for Ivan’s marble clock, moving mirrors, and synchronized shoelaces.

This week on Maker Update, an attractive clock, robots on the ceiling, Micro:Bit gets an upgrade, a cylon scooter, pocket model kit, a box of life, and OLED fangs.

I learned about the Robert Larson 800-2875 Plastic Center Finder (Amazon link) from maker Ben Light, who uses it to drill out the center in the tin can robots he builds. Online, I see a lot of videos of jewelry designers using these. Woodworkers use them on finding centers on dowels or centering up work to chuck into a lathe.

This week, a Kalimba made from teeth, Arduino gives the Yun a second chance, hacking a greeting card sound machine, a giant button for $1, and 5 maker materials you can cut from a trash bike. This week’s Cool Tool is a Greeting Card Sound Player Module.

This week on Maker Update, an adorable robot wants to take your selfie, a future-proof charging dock, two new types of NeoPixel, and rolling your own coin cell pack. Our Cool Tool is a Klutch angle grinder stand.