BrainIst.com hosts free to play games for increasing brainpower.
Title
Brain Games
Description
This website is for educational purposes dedicated to brain games, along with articles explaining the benefits of each game on the brain. You will be able to play and learn at the same time, our goal is to provide you with the most enjoyable brain training experience while still enjoying reading our educational articles. The best part is that all of these resources are 100% free. Don't be fooled by the simplicity of this website, it's designed this way intentionally to decrease the amount of distraction that fancy designs could cause, this lets you focus on the real deal. The games may look simple in their design, but their effect is great.