IB DP Coursework

Use valence-electron models to explain the distinction between ionic and covalent bonding.

Explain water's solvent properties using molecular polarity and hydrogen bonding.

Convert between mass and amount of substance using molar mass.

Calculate the mass of a reaction product from a supplied balanced equation and the mass of one reactant.

Calculate solution concentration from the amount of solute and the solution volume.

Explain the effect of concentration or temperature on reaction rate using collision theory.

Formulate a testable question linking one independent variable to a measurable response in a reaction-rate investigation.

Design a controlled reaction-rate investigation using a provided school-safe method and risk information, without carrying out the experiment.

Use a phospholipid-bilayer model to explain selective membrane permeability.

Predict net water movement across a selectively permeable membrane from differences in solute concentration.

Explain how an amino-acid sequence influences a protein's shape and function.

Explain the effect of temperature on enzyme activity using protein structure and particle collisions.

Explain how a DNA base-sequence change can affect the protein produced, using a supplied gene-expression diagram.

Draw a justified conclusion from enzyme-activity data while accounting for variation between repeated measurements.

Propose a targeted improvement to a biological investigation based on an identified methodological limitation.

Identify the opportunity cost of a decision involving scarce resources.

Determine market equilibrium from supplied demand and supply curves.

Predict the effect of a demand or supply shift on equilibrium price and quantity.

Calculate price elasticity of demand from supplied percentage changes and interpret the result.

Explain why positive external benefits can lead to underconsumption of a service such as vaccination.

Write a short economics commentary paragraph that connects a news article to a demand-and-supply diagram.

Analyse how narrative perspective shapes a reader's understanding of a short literary extract.

Develop two plausible interpretations of an ambiguous literary passage using precise textual evidence.

Compare how two short literary extracts develop a shared theme through different authorial choices.

Trace a global issue through specific details of a literary extract.

Deliver a three-minute spoken interpretation of a literary extract organised around a clear line of argument.

Summarise the central argument of a short Chinese article in your own Chinese words.

Infer a writer's attitude from word choice in a short Chinese text.

Revise a short Chinese response to make its register appropriate for a formal academic audience.

Deliver a two-minute explanation in Chinese that supports an opinion with reasons and a concrete example.

Distinguish the purposes of subject-level coursework, the extended essay, theory of knowledge, and creativity, activity, service.

Judge the feasibility of a proposed extended-essay research question using its scope, evidence requirements, and ethical constraints.

Evaluate the credibility of a popular-science source by examining its authorship, supporting evidence, and potential conflicts of interest.

Determine when source use or AI assistance requires acknowledgement under supplied academic-integrity guidance.

Construct an evidence-based outline for a short research argument using supplied sources.

Evaluate a knowledge claim by comparing how evidence is judged in two different subjects.

Connect an everyday object to a question about knowledge through a reasoned explanation.

Design a feasible CAS-style practice activity with a specific learning aim and a plan for reflection, without treating it as completed DP CAS.