Calcul Mental Challenge

Turn mental math into a real educational video game, from elementary school to high school. 100% free, no ads, no in-app purchases.

Calcul Mental Challenge turns mental math into a true educational video game, from elementary school to high school!

10 GAME MODES

Classic Game: 20 questions adapted to your level with 6 styles (Normal, Expert, Time Attack, 3 Lives, Endurance, Exam)

Times Tables Training: practice addition, multiplication, or division tables (1 to 15)

Word Problems: contextualized exercises inspired by school textbooks

Story Mode: explore 6 worlds (Forest, Volcano, Ocean, Desert, Space, Abyss), 48 stages, and 6 bosses

Cross Numbers: a math puzzle mode inspired by crosswords

Number Sequences: find the missing number in the sequence

Equations: solve systems with 2 unknowns

Chained Calculation: follow a chain of operations

Time Attack: increasingly difficult questions, no mistakes allowed

Challenge Friends: play the same questions as a friend and compare your scores

ALIGNED WITH THE SCHOOL CURRICULUM From elementary school to high school, each level follows the official school curriculum. 13 operations available, school-style fractions, and decimals displayed clearly.

MULTIPLAYER & LEADERBOARDS

1v1 duel against a random opponent

Battle Royale with up to 20 players

Permanent public rooms available 24/7

Private room with your friends

Global rankings (All Time, This Week, Today)

School War: your school competes against others

TEACHER MODE Create a session in 30 seconds: choose the class, level, and game mode. Students receive the same questions in real time. Live ranking, CSV and PDF export. Data stays exclusively on the school’s local network.

AND MORE

60 avatars to collect

20+ badges to unlock

Light and dark mode

Colorblind mode (3 types)

4 languages: FR, EN, ES, ZH

Daily goals with XP bonus

Parent mode with PIN code

Weekly progress report

Smart review based on mistakes

100% free, no ads, no in-app purchases