IB Concepts

Choose an IB subject and level to open this resource.

Choose your IB subject

Continue with a subject and level. Your selection will open the Concept.

Concept brings together exam analysis, guided lessons and practice for the exact ideas behind each syllabus point.

See how the concept appears in exams, which command terms matter and which mistakes commonly lose marks.

Work through structured explanations and examples that develop the idea one step at a time.

Apply the lesson with linked practice and check whether the concept is ready to use in an exam question.