1. Download the image files (Desktop, smartphone or tablet).
2. Open files with any drawing app.
3. Use color #290600 when completing a blue/green activity.
4. Use color #001a4d when completing a red activity.
5. You should see both blue/green and red targets at all times.
6. If either colored target disappears or flashes, your brain is suppressing one of your eyes.
7. Blink or increase brightness!