You may take OnlineGames.io for example, exactly where ads are present barely enough to support the developers of the games you're keen on. So, the main focus stays about the pleasurable. Here is the earliest reference to patience as being a game, unearthed through the Oxford English Dictionary, while Persistence https://playonlinefreegames52615.uzblog.net/a-secret-weapon-for-game-online-48419683