Continuity

  • Curve Hunter
    problem

    Curve hunter

    Age
    14 to 18
    Challenge level
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    This problem challenges you to sketch curves with different properties.

  • Calculus analogies
    problem

    Calculus analogies

    Age
    16 to 18
    Challenge level
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    Consider these analogies for helping to understand key concepts in calculus.

  • Turning to calculus
    problem

    Turning to calculus

    Age
    16 to 18
    Challenge level
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    Get started with calculus by exploring the connections between the sign of a curve and the sign of its gradient.