How to survive without a power adapter

As the school year ends, students are returning their computers. Mostly well-used, battle-hardened survivors, full of stickers and knowledge sufferings. And with power adaptors, that are the best way to judge whether the computer has been used or not. One student doesn’t return a power...

Microcontrollers? Not impressive

Taught a group of students today how to work with MicroBits(c). It is basically a simple yet efficient programmable micro-controller. When I was a kid, one of those things, under the control of a program I could write myself, would be so very cool. But...