Being resourceful

  • A Very Shiny Nose?
    problem

    A Very Shiny Nose?

    Age
    16 to 18
    Challenge level

    This problem explores the biology behind Rudolph's glowing red nose, and introduces the real life phenomena of bacterial quorum sensing.

  • To swim or to run?
    problem

    To Swim or to Run?

    Age
    16 to 18
    Challenge level

    The famous film star Birkhoff Maclane wants to reach her refreshing drink. Should she run around the pool or swim across?

  • Making Waves
    problem

    Making Waves

    Age
    16 to 18
    Challenge level

    Which is larger cos(sin x) or sin(cos x) ? Does this depend on x ?

  • Purple crocuses in the snow.
    problem

    Polar Flower

    Age
    16 to 18
    Challenge level

    This polar equation is a quadratic. Plot the graph given by each factor to draw the flower.

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