&lt;p&gt;&lt;span style=&quot;font-size: 20px;&quot;&gt;&lt;b style=&quot;&quot;&gt;&lt;font color=&quot;#0000ff&quot;&gt;Headless Lady Illusion&lt;/font&gt;&lt;/b&gt;&lt;/span&gt;&lt;/p&gt;&lt;p&gt;&lt;span style=&quot;color: rgb(0, 0, 0); font-size: 20px;&quot;&gt;This illusion works on an ingenious geometric vanish, based on the Curry Paradox. It always works, but can you figure out how ?&lt;/span&gt;&lt;br&gt;&lt;/p&gt;&lt;p&gt;&lt;span style=&quot;color: rgb(0, 0, 0); font-size: 20px;&quot;&gt;You have a picture of a dancing girl printed in Black &amp;amp; White on one side of the board, and an identical picture in the same size, printed in colour on the opposite side. The board is cut in four pieces like a very simple jigsaw puzzle.&lt;/span&gt;&lt;br&gt;&lt;/p&gt;&lt;p&gt;&lt;span style=&quot;color: rgb(0, 0, 0); font-size: 20px;&quot;&gt;When the picture is assembled with the black &amp;amp; white side on top the perfect and complete picture appears.When the pieces of board are turned over and the same picture is assembled with the coloured side on top, a part of the board and the picture with the lady&rsquo;s head vanishes.&lt;/span&gt;&lt;br&gt;&lt;/p&gt;&lt;p&gt;&lt;span style=&quot;color: rgb(0, 0, 0); font-size: 20px;&quot;&gt;We regularly receive queries for cheap Puzzles and easy Magic Tricks which we can supply in bulk for advertising purposes, or as gifts and give-aways, or for performers to sell after their shows.&lt;/span&gt;&lt;br&gt;&lt;/p&gt;&lt;p&gt;&lt;span style=&quot;color: rgb(0, 0, 0); font-size: 20px;&quot;&gt;Substantial discounts are available for bulk purchase of these items in quantities of 100 or more.&lt;/span&gt;&lt;br&gt;&lt;/p&gt;