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Take the test: Pisa

PISA test Image copyright OECD/Thinkstock

Are you smarter than a 15-year-old? Find out by answering these questions.

The Programme for International Student Assessment (Pisa) is an international survey which evaluates education systems.

Every three years it tests the skills and knowledge of students around the world.

Students are assessed in science, mathematics, and reading.

Here are some sample science questions.

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