Foundation repair
Algebra Mistake Finder
Find whether the algebra issue is signs, factorisation, equation balance, fractions, patterns, or word-to-equation setup.
Find your algebra weak spotE-Math resource library
Free E-Math tools and blog posts.
Find what is going wrong, then choose what to practise next.
Not sure what to revise first?
Answer 8 quick questions, then unlock automatic marking and a repair plan to choose your next revision step.
Try a Mistake FinderBrowse free E-Math resourcesFree Mistake Finders
Answer 8 questions, then unlock your score, mistake pattern and repair plan.
Answer all 8 questions first. Then unlock your score, mistake pattern and repair plan.
Number foundations
Numbers, Ratio & Percentage Mistake Finder
Find the percentage, ratio, proportion, unit, or interpretation mistake costing you marks.
Find your numbers, ratio & percentage weak spotGraphs
Graphs & Coordinate Geometry Mistake Finder
Find whether graphs are actually your problem, or whether coordinates, scales, gradients, or algebra are underneath it.
Find your graphs & coordinates weak spotTrigonometry
Trigonometry Mistake Finder
Find whether your trig weak spot is labelling, formula choice, diagrams, bearings, or calculator control.
Find your trigonometry weak spotFind the right guide
Start with the revision problem you are actually facing.
TYS and exam practice
Use these when students are deciding between topical practice, yearly papers, timed sets, and full-paper review.
Topical TYS or Yearly TYS for O-Level E-Math? Which to Use FirstHow to Use O-Level E-Math TYS Without Wasting Practice PapersO-Level E-Math Paper 1 vs Paper 2: How to Revise for Each PaperO-Level E-Math Paper 1 Tips: Accuracy, Speed, and CheckingO-Level E-Math Paper 2 Tips: Longer Questions and Method ChoiceO Level E Math Revision Plan: Diagnose, Repair, Then Practise
Weak foundation repair
Start here when E-Math feels stuck because earlier algebra, number, or topic foundations are shaky.
How to Improve GCE O-Level E-Math When Your Foundation Is WeakHow to Study E-Math If You Are Failing or Stuck at F9Why More E-Math Practice Does Not Always Improve Your Score3-Month O-Level E-Math Revision Plan: Diagnose, Repair, PractiseSec 4 E-Math Revision Plan: What to Fix Before O-LevelsSec 3 E-Math Topics: What to Master Before Sec 4 and O-Levels
Common E-Math mistakes
Use these to separate careless slips from real gaps, then choose a concrete repair action.
GCE O-Level E-Math Common Mistakes: How to Tell Careless Errors from Real GapsO-Level E-Math Algebra and Factorisation Mistakes: How to Fix ThemAlgebra Mistakes That Block O-Level E-Math ProgressE-Math Graphs Common Mistakes: Coordinates, Gradients, and CurvesE-Math Mensuration Common Mistakes: Formula Choice, Units, and DiagramsE-Math Statistics and Probability Mistakes: Tables, Averages, and CountingE-Math Careless Mistakes: A Checking Routine for Paper 1 and Paper 2
Syllabus and topic planning
Useful for parents and students trying to understand the 4052 topic map and what to revise first.
Tuition and parent decisions
Use these when deciding whether the student needs tuition, more practice, or clearer diagnosis.
E-Math Tuition in Singapore: Tuition, Mentora, or Both?Secondary Math Tuition Cost in Singapore: What Parents Are Paying ForOnline E-Math Tuition Singapore: When Online Support Is EnoughAI Math Tutor Singapore: What It Can and Cannot Do for E-MathHow to Improve GCE O-Level E-Math When Your Foundation Is WeakO Level E Math Revision Plan: Diagnose, Repair, Then Practise
Featured E-Math guides
Practical advice for better E-Math revision.
Foundation repairStudents and parents7 min read
Published 25 May 2026
How to Improve GCE O-Level E-Math When Your Foundation Is Weak
A practical Singapore GCE O-Level E-Math revision guide for students who keep getting stuck because earlier algebra, geometry, or number skills are shaky.
Mistake diagnosisStudents and parents8 min read
Published 1 Jun 2026
GCE O-Level E-Math Common Mistakes: How to Tell Careless Errors from Real Gaps
Learn how to classify GCE O-Level E-Math mistakes so students stop calling everything careless and know what to practise next.
Syllabus planningStudents and parents9 min read
Published 28 May 2026
GCE O-Level E-Math 4052 Syllabus: Topics and Revision Order
A student-friendly guide to the Singapore-Cambridge GCE O-Level E-Math 4052 syllabus and how to turn the topic list into a practical revision order.
Practice strategyStudents7 min read
Published 21 May 2026
Topical TYS or Yearly TYS for O-Level E-Math? Which to Use First
Use topical TYS first to repair a repeated O-Level E-Math weak topic. Move to yearly TYS when you need timing, stamina, and mixed-paper practice.
Parent guideParents8 min read
Published 4 Jun 2026
E-Math Tuition in Singapore: Tuition, Mentora, or Both?
A Singapore parent guide to deciding when a child needs live E-Math tuition, a diagnostic practice plan, or both.
Exam techniqueStudents7 min read
Published 14 Jun 2026
E-Math Careless Mistakes: A Checking Routine for Paper 1 and Paper 2
A practical checking routine for Singapore O-Level E-Math students who lose marks to signs, units, rounding, calculator mode, and final-line slips.