Finnish Driving Theory Practice
Practise for the Finnish category B theory test: a full 70-question mock exam, quick practice rounds, a road sign library and a sign drill.
Quizfinlanddrivingroad signs
Apps
Interactive quizzes and mini apps I've built (mostly with Claude Code) and actually use.
Go Concurrency Quiz
Ten quick questions on goroutines, channels, and the sync package. Check how well the patterns stuck.
Quizgoconcurrency