In magic we use a swap-box for many kinds of tricks. We already saw how a swap-box can be used in the first book test as we saw in the video Three Book Tests + Hollow, we have also seen how to use a swap-box to force a number or a word (or even a series of numbers and words… or phrases… or questions) on a student, as we saw in the video on forcing.
In this video you will learn how to make your own swap-box, and in the next video we will see a trick which is based on this wonderful instrument.
Next trick, using a swap box: “Hundreds and Thousands II” >>