One of the most talked about effects in magic has always been the coin in the bottle. Many magicians have built their reputations on this trick alone. The effect has a tremendous impact on laymen.
Magician borrows a coin and an empty bottle. With the spectatior holding onto the bottle himself you apparently knock the borrowed coin through the bottom of the bottle. After all has been examined you proceed to shake it out through the neck of the bottle. The items are returned and the audience is speechless.
Our folding coins are made out of quarters that are currently in circulation. Easy to follow routine included