TOK · · 14 min read
What Is the IB Diploma and How Does It Work?
Learn how the IB Diploma works, including subjects, HL and SL, TOK, EE, CAS, assessment, diploma points, passing rules, and exam preparation.
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· 13
IB Physics Quantum Physics (HL) Explained
Master IB Physics HL quantum physics: photoelectric effect, de Broglie waves, Compton scattering, exam graphs, calculations, and common mistakes.
· 13
IB Physics Rigid Body Mechanics (HL): Mistakes
Fix common IB Physics HL rigid body mechanics mistakes involving torque, inertia, angular momentum, rolling, signs, units, and exam technique.
· 14
IB Grading System Explained: From 1-7 to 45
Learn how IB subject grades from 1 to 7, core points, grade boundaries, and diploma requirements combine to produce a final score out of 45.
· 13
How Is the IB Scored? The 45-Point System
A clear guide to how IB subject grades, weighted assessments, grade boundaries, TOK, EE and CAS combine into a final Diploma score out of 45 points.
· 14
How to Manage IB Exam Stress Effectively
Learn how to manage IB exam stress using realistic planning, deliberate question practice, healthy routines, calming methods, and exam-day strategies.
· 12
Spaced Repetition for IB Revision
Learn how to use spaced repetition for IB revision, combine active recall with exam questions, and build a practical schedule that improves retention.
Exam Tips · · 15
IB Exam Command Terms List: Full Guide
Use this complete IB exam command terms list to understand what define, explain, analyse, discuss, evaluate and other instructions require.
· 14
IB Exam Day Tips: A Practical Checklist
Practical IB exam day tips covering what to pack, official rules, time management, stress control, and past-paper practice that converts knowledge into marks.
· 14
IB Grade Boundaries Explained: A Student Guide
Learn how IB grade boundaries convert weighted assessment marks into grades 1-7, why boundaries change, and how to use them effectively in revision.
Exam Tips · · 13
Active Recall for IB: Practice Questions That Work
Learn how active recall for IB works, and use practice questions, feedback, worked solutions and spaced review to turn knowledge into stronger exam marks.
Exam Tips · · 12
IB Study Techniques That Actually Work
Learn which IB study techniques work, how to practise exam questions deliberately, review mistakes, space revision, and convert knowledge into marks.
Exam Tips · · 14
IB Mock Exams: How to Use Them Effectively
Learn how to use IB mock exams to diagnose weaknesses, improve timing, review worked solutions, and turn deliberate practice into higher exam marks.
· 14
IB Biology IA Criteria Explained for 2025
Understand the current IB Biology IA criteria, mark bands, examiner expectations, common mistakes, and a practical checklist for your investigation.
· 15
How to Choose IB Biology IA Topic Ideas
Learn how to choose IB Biology IA topic ideas with clear variables, feasible methods, strong biological focus, useful examples, and research question tips.
· 15
IB Biology IA Guide: Complete 2026 Handbook
A complete 2026 IB Biology IA guide covering the 3,000-word scientific investigation, four criteria, topic choice, analysis, and evaluation.
· 14
IB Biology IA Full Marks: A Criterion Guide
Learn how to target full marks in the IB Biology IA with rigorous design, sufficient data, valid statistics, conclusions, and honest evaluation.
· 16
50 IB Biology IA Ideas That Actually Work
Explore 50 feasible IB Biology IA ideas with clear variables, practical methods, safety advice, and guidance for choosing a strong investigation.
· 12
IB Biology IA Data Analysis: Process and Present Data
Learn how to process and present IB Biology IA data using clear tables, graphs, uncertainties, statistics, error bars, and accurate analysis.
· 16
IB Biology IA Statistics: t-Tests, Error Bars and R²
Learn how to choose, calculate and interpret IB Biology IA statistics, including t-tests, chi-square, correlation, error bars, SD and R².
· 15
IB Biology IA Data Collection: How Much Is Enough?
Learn how much IB Biology IA data to collect, including variable levels, repeats, raw data, uncertainties, reliability, and common mistakes.
· 14
How to Write the IB Biology IA Conclusion
Learn how to write an IB Biology IA conclusion that answers the research question, interprets data, applies biology, and uses scientific context.
· 14
How to Write the IB Biology IA Evaluation
Learn how to write an IB Biology IA evaluation by explaining specific weaknesses, judging their impact, and proposing realistic improvements.
· 13
IB Biology IA Common Mistakes and How to Fix Them
Avoid common IB Biology IA mistakes with practical fixes for research questions, trials, variables, uncertainties, analysis, conclusions, and evaluation.
