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Number and algebra

  • The Number System and Place Value
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  • Properties of Numbers
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  • Algebraic expressions, equations and formulae
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Probability and statistics

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Working mathematically

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Advanced mathematics

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For younger learners

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Upper Secondary - Complete Article Index

The complete list our upper secondary student articles
  • The Secret World of Codes and Code Breaking
  • The Surveyor Who Came to Tea
  • The Use of Mathematics in Computer Games
  • The Why and How of Substitution
  • To Prove or Not to Prove
  • Tournament Scheduling
  • Transitivity
  • Truth Tables and Electronic Circuits
  • Two-faced Conic Sections
  • Understanding Hypotheses
  • Using Geogebra
  • Utter Chaos!
  • Vanishing Roots
  • Weekly Challenges Are Here!
  • What Are Complex Numbers?
  • What Are Numbers?
  • What Did Turing Do for Us?
  • What Is a Hypothesis Test?
  • What Is a Random Variable, Really?
  • What Is Problem Solving?
  • What Makes a Good Mathematician?
  • When the Angles of a Triangle Don't Add up to 180 Degrees
  • Where Art and Maths Combine
  • Where Do We Get Our Feet Wet?
  • Which Twin Is Older?
  • Whirling Fibonacci Squares
  • Who Is an Engineer? A Quick Perspective After One Year of a University Engineering Course
  • Whole Number Dynamics I
  • Whole Number Dynamics II
  • Whole Number Dynamics III
  • Whole Number Dynamics IV
  • Whole Number Dynamics V
  • Why Do People Find Probability Unintuitive and Difficult?
  • Why Stop at Three by One
  • Women in Maths
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The NRICH Project aims to enrich the mathematical experiences of all learners. To support this aim, members of the NRICH team work in a wide range of capacities, including providing professional development for teachers wishing to embed rich mathematical tasks into everyday classroom practice.

NRICH is part of the family of activities in the Millennium Mathematics Project.

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