The board doesn’t just make a claim, it hands you a test: find the hole in your own vision, right now, with nothing but a pen and a page.
Before you start. You need a blank page, something to draw with, and one eye you can close - keep them ready, since the first section puts them to use. One more thing: everything here is about normal eyes and normal perception, not a statement about eye health.
Continue reading with a plan
The first three lessons of every track are free. This lesson is included with a plan, which unlocks every lesson, board, video, lab and paper for one price.