Wonder Blocks by Royal Magic
![Wonder Blocks by Royal Magic](http://wundergroundmagicshop.com/cdn/shop/products/wblocks_{width}x.jpg?v=1643326154)
EZ Magic/Robbins
$5.99
Three small plastic blocks are shown, which are placed into a tube in the following order: blue, white and red. On removing the blocks, they have changed their colors to red, white and blue. Other amazing effects possible. Easy to do.