풀림불러오는 중...
Arcade reworks familiar arcade genres into study: defend with arithmetic in tower defense, run through fractions, hunt hanja — short, intense rounds that log as learning.
Each feature exists because we use it ourselves. None of this is roadmap.
Hold off waves by solving operations.
Tower defense, word rush, fraction runner, hanja hunt.
Sign in and jump straight into a round.
Every round logs as learning data.
Catch falling vocabulary against the clock.
Pick the bigger fraction and keep running.
Review answers, explanations, and scope against the source before using AI-generated materials.
Check Pullim OS for current package coverage, pricing, and usage limits