Rock, Paper, Scissors, Lizard, Spock

The challenge is to make the famous game from the Big Bang Theory, Rock, Paper,...


Sorry! I didn’t find lights – Designing for errors

Me: Alexa! Turn on the lights. Alexa: Sorry! I didn't find lights. Me: Hey...


10 Usability Heuristics for Voice User Interface Design

Human needs haven’t changed over the years but what has changed is technology...


Number Guessing Game 0 to 20

Computer picks a number 0 to 20. Player guesses. Computer says higher or lower.