Echo Book Test by Vincent Hedan (Tarot de Marseille) Jamie Salinas The Endless Cup looks like

The Endless Cup looks like an ordinary household ceramic or coffee cup but can conceal almost half a cup of liquid without leaking

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Instructions on how to assemble the deck are included

"Multiple moments of amazement" a lot of room for comedy

it's super easy to do and it resets automatically

Echo Book Test by Vincent Hedan (Tarot de Marseille) Jamie Salinas The Endless Cup looks likeThe 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