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Niels Johnsen

  • Talmængder

    Activity

    Niels Johnsen

  • Juniper Green

    Activity

    Niels Johnsen

  • Talstjerner og polygoner

    Activity

    Niels Johnsen

  • Talstjerner og -polygoner

    Activity

    Niels Johnsen

  • Figur 4

    Activity

    Niels Johnsen

  • Trekanter

    Activity

    Niels Johnsen

  • Diagonaler i firkanter

    Activity

    Niels Johnsen

  • Figur 3

    Activity

    Niels Johnsen

  • Figur 1

    Activity

    Niels Johnsen

  • Figur 2

    Activity

    Niels Johnsen