Fast paced visual perception game for one or more players. Find a card from your hand that has a single difference with the current top card. Your opponent, however, may find one first. Works best on large touchscreens.

Graphical entities are .svg created in Inkscape. Front end is Typescript. WebRTC technology was used to get the fastest response time possible for multiplayer game. All game logic takes place on a host device. The signal server is written in C# (ASP.Net with EF Core).

Arithmetic practice for kids.

My kids needed some arithmetic practice. I took a brief look at the math exercise apps available and decided they didn't encourage reflexive responses.