Your brain has to be challenged with new information. Otherwise, your memory will begin to deteriorate. A fun way to keep your brain up to speed is to play brain games. There are very different brain games that you can play. Some are more famous than the others.
There are many brain games on how to improve memory power which are free of charge on the internet. These games are specifically created to sharpen a various range of skills, from reading to improved memorization. However, you will need to spend at least 20 minutes a day playing these mind games in order to see some results.