Pi Revelations by David Penn - Book Eagle You place the lid on

You place the lid on top of the chamber and secure it down

this is the magic for you

Customizable spectator profiles to take MAXIM to miracle status

From the creative mind of Chen Yang

but to perform the trick

Pi Revelations by David Penn - Book Eagle You place the lid onAn incredible revelation of a spectator's PIN Number, Passcode, Date Of Birth or a Random Time, in a 'Dictionary Test Style' within the first fifty thousand decimals of Pi. Perfect for solo performers, double acts, live performances, or on zoom. Pi Revelations is sold with this book and a link to an indexing website allowing you to create unbelievable revelations without the need of memory work. David Penn with the kind permission of Michael Murray