The guys over at hackshed have been busy. [Carl] is making programmable logic design easy with an 8 part CPLD tutorial. (March 2018: Link dead. Try the Wayback Machine.) Programmable logic devices ...

In the tutorial area I find logic puzzles where I need to draw patterns of black and white squares in a grid, perspective puzzles where I maintain line of sight with several pillars all crammed ...

Some minor quality-of-life ideas aside, Is This Seat Taken is a relaxed game filled with generally pleasant logic puzzles.

Three-dimensional fuzzy logic controller (3-D FLC) is a new fuzzy logic controller for spatially distributed dynamic systems. The goal of this tutorial is to wipe of the magic behind the FLC. This ...