Concentration
This is a simple animation/game that illustrates the challenge of trying to get and keep your mental focus on any one thought. Some thoughts elude you. Others, like worries and anxieties, come all too easily, and get in the way.
For the full discussion see the post
Simple Vision
This is a simple game that builds on some of the ideas in this article about how much what we see is projected by our mind. In the game you are a simple creature with basic vision, trying to eat and avoid predators, but with only very basic vision.
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