The best method to replenish your cognitive abilities and make use of your brain is by playing thinking flash games on the web for free. Such activities have the potential to boost your intellegence levels. This can allow you to find the logic behind the activity in which you are partaking. Besides being healthy for the brain, this genre is also great entertainment and a great way to relieve stress. There are many sub categories in this genre such as puzzle and maze, escaping from different locations or situations, board competitions, and even mind related activities. You owe it to your brain to start playing!