There are lots of fun things to do these days but the problem is they all come with a price. For those who are on a tight budget sometimes outdoor fun can be limiting but then the amount of free games you can play is limitless.
Just download free pc games and make sure that you have enough RAM to store all your games. You can even play games according to your mood. Want to play something light so download free games where you only have to use your mouse. Want to think and exercise your brains just download free puzzle games and start thinking!