Charlotte

The current IB Chemistry syllabus introduces a major shift in how the course is organised, taught, and assessed, moving from a numbered topic structure to the broader conceptual pillars of Structure and Reactivity. The update also adds new content, removes or reduces several older topics, integrates selected material from former Options into the core course, … Read more

The IB Biology IA is an independent scientific investigation in which students develop a focused research question, design a suitable methodology, collect and analyse data, and evaluate the quality of their findings. It assesses practical scientific skills that cannot be measured through written examinations alone, including research design, data processing, statistical reasoning, and critical evaluation. … Read more

The IB Biology mark scheme is the official guide examiners use to determine how marks are awarded for each question and which biological ideas, terminology, and reasoning receive credit. Rather than functioning as a single model answer, it is organised around individual mark points, accepted alternatives, and specific wording that may not receive credit. Understanding … Read more

To get a 7 in IB Biology, students need more than strong content knowledge; they must combine accurate biological understanding with disciplined exam technique, data interpretation, precise command-term responses, and consistent Internal Assessment performance. High-scoring students prioritise core topics, practise past papers under timed conditions, analyse every mark they lose, and use the language expected … Read more

IB Mathematics AI calculation questions test more than the ability to reach a correct numerical answer; they also assess how clearly students set up, develop, and communicate their mathematical working. Questions may involve statistics and probability, financial mathematics, functions and optimisation, or geometry, often through multi-step problems where one result feeds into the next. Strong … Read more

The IB Mathematics AI IA rubric assesses the Mathematical Exploration across five criteria: Presentation, Mathematical Communication, Personal Engagement, Reflection, and Use of Mathematics. Together, these criteria evaluate not only whether the mathematics is correct, but also how clearly it is presented, how independently the student develops the investigation, and how critically the results are interpreted. … Read more

IB Mathematics AI Paper 2 is a calculator-permitted, extended-response examination built around longer, multi-part problems in real-world contexts. Both SL and HL students are expected to use the GDC efficiently, but marks depend not only on obtaining the correct output but also on showing clear setup, working, and interpretation. Common question areas include modelling and … Read more

A strong IB Mathematics AA IA structure should organise the exploration as a clear academic investigation, with each section contributing directly to the assessment criteria. A typical structure includes an introduction and rationale, mathematical background, data collection or preparation, the main mathematical exploration and analysis, critical reflection, and a conclusion with references. Clear mathematical communication, … Read more

IB Mathematics AA grade boundaries are the minimum composite scores students need to achieve each grade from 1 to 7 in a specific examination session. These boundaries are not fixed in advance; the IBO sets them after each session based on paper difficulty, student performance, and examiner judgement. They can therefore vary between May and … Read more