Bob Goodwin

Mathematically Speaking #4 The 1089 Force Bob Goodwin This month we will explore a simple technique to force the number 1089. This number is special because it can easily be forced in a convincing manner. Procedure Step Action Example 1 Have the spectator select 3 different digits, either all even or all odd 537 2 … Read more

Mathematically Speaking #5 The Force Square Bob Goodwin This month we will explore something known as a Force Square. The Force Square allows you to force a particular number by seeming random selections made by a spectator from a matrix of numbers.   How to create a force square Step Action Example 1 Select your … Read more