All posts tagged "slider"

  • 3_playing_cards
    The four ducks trick

    The described trick is a “ducky” version of the trick known as Yates’ Four-Divination, which is described in Martin Gardner’s book “Mathematics, Magic and Mistery” (Dover Publ., New York, 1956). by Franka Miriam Brueckler Move the ducks! There...

    • Posted February 1, 2016
    • 0
  • unnamed
    A Quick Arithmetic Trick

    This is a very quick trick for which you need no equipment, and can thus perform it spontaneously. by Franka Miriam Brueckler For the purposes of this short text, by number we mean a positive integer. The...

    • Posted February 1, 2016
    • 0
  • 3_playing_cards
    Magic number 9

    Most people remember from school: A number is divisible by 9 if and only if the sum of its digits is divisible by 9. by Franka Miriam Brueckler For example, 256482 is divisible by 9 because 2...

    • Posted February 1, 2016
    • 0
  • 3_playing_cards
    A symmetric trick

    One of the tricks that always impress the audience who do not know the simple geometry behind it is this simple card trick. It can be done quickly, and works well in all settings by Franka Miriam...

    • Posted February 1, 2016
    • 0
  • 3_playing_cards
    Prime and Composite

    A great simple card trick involving two spectators is this one. When disclosed, it reminds them of something they should have learned in school…  by Franka Miriam Brueckler …the difference between prime and composite numbers, which can...

    • Posted February 1, 2016
    • 0
  • 2_044
    Orden en el universo!

    Select 9 consecutive cards of your favorite suit, e.g., the diamonds from ace to 9, and present this well-ordered set to the audience. Some card tricks using math.  by Ehrhard Behrends Select 9 consecutive cards of your...

    • Posted February 1, 2016
    • 0
this site uses the awesome footnotes Plugin