Echo Book Test | Vincent Hedan (Numerology) Emma The DVK has MANY features

The DVK has MANY features and advantages over a "home made" pack

but there are still plenty of tricks well suited to the casual card trickster

Gazzo is one of the most watched and mimicked street buskers of all time

The performer then reveals the name of the selected card

Echo Book Test | Vincent Hedan (Numerology) Emma The DVK has MANY featuresThe Echo Book Test is a project I kept secret for the last few years I use Echo when I want a personal impact; when I want an easy, foolproof book test; and when I want to involve the audience emotionally. But Echo is much more than a simple book test First of all, Echo is a normal book: anyone can read it without suspecting anything, in fact it's available on Amazon. In secret, Echo uses a classic principle by Larry Becker (which he allowed me to use