01
Diagnostic Control
Identify instability points before content expansion.
CIE 0580 · Edexcel 4MA1
Structured IGCSE Maths Practice That Builds Exam Control.
A structured preparation system — diagnostic exercises, topical worksheets, and retrieval quizzes — aligned to CIE 0580 and Edexcel 4MA1 syllabuses. Built to make exam performance stable and reproducible.
一套结构化的备考体系 — 诊断练习、专题练习册与快速检索测验 — 对齐 CIE 0580 和 Edexcel 4MA1 考纲。让考试表现稳定且可复制。
202 free exercises · 14 free worksheet packs · 9.7/10 accuracy · Designed by an international school educator
Not sure where to begin? Start Here →
不确定从哪开始？从这里开始 →
Why 25Maths
Four layers that turn effort into consistent exam results.
Most students don't lack effort — they lack a system. 25Maths builds structured control across diagnosis, recognition, practice, and timing.
大多数学生不缺努力，缺的是体系。25Maths 围绕诊断、识别、训练与节奏四个层面，建立结构化的考试掌控力。
02
Structural Recognition
Train students to map question structures, not just surface forms.
03
Stable Output Training
Build repeatable solution routines under mixed-topic conditions.
04
Exam Rhythm Architecture
Calibrate timing, switching, and confidence flow across full papers.
Practice Ecosystem
Three practice layers. One exam preparation system.
Library
Worksheet Library
Structured packs aligned to CIE 0580 and Edexcel 4MA1 objectives.
View library →Exercises
Interactive Exercises
202 free practice sets with instant feedback across all topics and tiers.
Start practising →Interactive
Kahoot Practice
Fast-cycle retrieval quizzes to reinforce recognition speed and retention.
Explore hub →Inside the Platform
Start Free
Everything you need to start practising — at no cost.
开始练习所需的一切 — 完全免费。
202
Interactive Exercises
Instant-feedback practice sets covering CIE 0580 Core/Extended and Edexcel 4MA1 Foundation/Higher.
Start now →14
Free Worksheet Packs
Download structured topic packs with full solutions — 8 for CIE 0580, 6 for Edexcel 4MA1.
Browse free packs →40+
Kahoot Quizzes
Classroom-ready retrieval quizzes for quick revision — free to play, no account required.
Open Kahoot hub →Guided Practice
Term Practice Pass
12 weekly topical practice packs with full solutions, graded difficulty, and monthly recap — built for CIE 0580.
12 周专题练习包（含解析），对齐 CIE 0580 考纲，一次购买。
Blog
Latest Articles
Short, practical guides for CIE and Edexcel students.
February 27, 2026 · CIE 0580 Topic Guide
IGCSE Trigonometry: Complete Guide from Basics to Exam-Ready
Master SOHCAHTOA, sine/cosine rules, and 3D trig — the topics that appear on every Paper 4.
Read article →February 27, 2026 · CIE 0580 Topic Guide
IGCSE Percentage Problems: Every Type You'll See in the Exam
Percentage increase, decrease, reverse percentages, and compound interest — all in one guide.
Read article →February 27, 2026 · Exam Strategy
IGCSE Maths Revision Strategy: A 6-Week Plan That Actually Works
Stop rereading notes. Here's a structured revision plan based on how examiners set questions.
Read article →About
Designed by an International School Mathematics Educator.
Every component is designed to reduce randomness and make performance reproducible across boards, tiers, and exam conditions. Rated 9.7/10 for accuracy and clarity by independent reviewers.