Adults have a deeply ingrained habit that creates a tendency to follow the printed word almost unconsciously when flipping through the pages of a book. As a means of preventing this there is also a way of flipping through the book with the eyes blindfolded. Even with a blindfold on if pre-training has been done through the orange card system, looking at the sun or artificial light imagery, the colors will clearly become visible. Once this has happened the next step is to grasp their meaning. It then becomes relatively easy to freely grasp the substance of the books by repeatedly taking off the blindfold and confirming what the colors are.