Bayesian UX Calculator
Analyze binomial data like completion rates and agreement percentages using Bayesian beta-binomial statistics. Get credible intervals and probability of direction instead of p-values.
Intuitive Priors Generator
Define beta distributions using natural language descriptions of uncertainty. Transform your intuitions about proportions into mathematically valid priors for Bayesian analysis.
Precision Planner
Plan your sample size based on desired precision. Determine margin of error for proportions and smallest detectable differences between conditions.
Ultimate Quiz
A trivia quiz about Ultimate Frisbee for kids. Test your knowledge of rules, skills, spirit, and the game.
KidsConnect Jr
An emoji-based version of KidsConnect designed for younger kids. Match groups of four emojis that belong together. Colorful, touch-friendly, and no reading required.