Maths 4e – Cours et jeux

Maths 4th Grade supports Year 9 students with short lessons, animated diagrams, and lots of games.

📚 THE ENTIRE 4TH GRADE CURRICULUM
• Numbers and Calculations: rules of signs, fractions, powers, square roots, algebraic expressions, equations
• Space and Geometry: translation, Pythagorean theorem, converse and contrapositive, midpoint theorem, circles and right triangles, pyramids and cones
• Data and Programming: weighted average, median, probabilities, ratios and percentages, calculation programs, conditions and variables
• New this year: Thales' theorem, cosine, scientific notation, and prime numbers, which will still be studied in Year 9 in 2026-2027

Each lesson explains step by step, with animations, examples, and a mini-quiz to check understanding.

🎮 LEARN THROUGH PLAY
• 10 step-by-step guided problems
• 21 types of exercises with endless practice and detailed solutions
• Timed mental math, quizzes, true/false questions, shape recognition, and leaderboards
• End-of-year assessment and automatic error review

⭐ MOTIVATING
Grades, badges, correct answer streaks, and a math vocabulary glossary.

✅ DESIGNED FOR STUDENTS
• No ads, no account, no purchases
• No data collected: progress stays on the device
• Works offline
• Child mode: a 4-digit parent code to keep the child in the app