About
Number Gym is a collection of 20 mini-games designed to improve your mental arithmetic, memory, attention, and logic skills. The difficulty adapts to your level — easy enough to stay fun, hard enough to keep you growing.
Game Categories
Arithmetic
9 games — speed math, missing numbers, estimation, chain calculations, comparisons, unit conversion, and more
Memory
2 games — number sequences and grid-based spatial memory challenges
Attention
2 games — sorting numbers under pressure and fast reflexes with classification tasks
Logic
6 games — number patterns, matrix puzzles, Make 24, logic circuits, signal gates, and number mazes
Courses
Structured learning programs with step-by-step lessons and a final exam. Complete a course to earn a shareable certificate! Start with the Multiplication Table course — 12 lessons covering tables from 2 to 9, plus a comprehensive final exam.
Daily Challenge
A fresh set of 30 questions every day — the same for all players worldwide. You get one attempt per day, and your score lands on the global leaderboard. Build streaks for bonus Arena Points, climb the ranks, and compare results with friends.
Features
- Adaptive difficulty that grows with you (Elo rating 0–100 per game)
- Structured courses with certificates
- 80+ achievements to unlock
- Cloud sync across devices
- Daily Challenge with global leaderboard
- Social features: friends, weekly arena, head-to-head
- Available in 20 languages