RUTEdu

RUTEdu is an interactive educational app for high school students, developed at PRZ (Rzeszów University of Technology).

Features:
* Math lessons: algebra, equations, fractions, percentages, geometry, statistics
* Interactive periodic table of all 118 elements
* Chemistry quizzes with automatic question generator
* Chemical equation balancing with number keypad
* Geography quiz with interactive map (click-a-country)
* Duel: two-player battle on one phone, works with every lesson
* Progress tracking and per-subject question configuration
* 29 European languages, light and dark theme

No ads, no tracking, no internet required (except map quiz).