The Progressive Book Test by Michael O'Brien (The Gentleman) Yoann it's so unique

it's so unique

You don't have anyone in on the trick shaking an extra matchbox for you and the matchboxes are not gimmicked

Effect: The magician places a red card in a blue deck

Table of Contents: Bottoms Up Switch

I've no doubt that I'll use it at some point

The Progressive Book Test by Michael O'Brien (The Gentleman) Yoann it's so uniqueMy 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