The Progressive Book Test by Michael O'Brien (A Tale of Two Cities) Centavo Nelson Downs

Nelson Downs

you’ll be miles ahead of your audience with a secret so devious it hides inside a perfectly ordinary marker — the kind you’d find at any office supply store or big-box retailer

you turn over the cards

MULTI QR is a modern take on the classic multiplying dots trick

and hosts psychology workshops where he uses mentalism to help communicate his message

The Progressive Book Test by Michael O'Brien (A Tale of Two Cities) Centavo Nelson DownsMy absolute favorite mind reading tool is the Book Test. A Book Test is a special prop disguised as an ordinary book that allows you to read a spectator's mind. With so many of these on the market, how can you possibly know which version of this prop to choose? For me, It all comes down to three simple things: Is it easy to use? Do I need to memorize anything? Does it have multiple uses? So let's talk about the Progressive Book Test! Is it easy to