Good Read: Hackspace Magazine #21

Raspberry Pi 4 model B: It's the new kid on the single board computer block, and it's got more power, speed, memory, and IO options than it's predecessors, yet it's still packed into the same credit card sized space as previous models. We prod and poke one to see just what it's capable of.

We also take a look at Walkin' & Rollin' Costumes who are helping make sure everyone can celebrate Halloween, find out just what you can do with marbles, and much more.

PLUS there’s a heap of tutorials:

• Get started with laser cutting
• Build a Tetris-style clock
• Model mechanisms in Fusion 360
• Monitor air quality
• And more

Read more here.