You can create your own android games with different ideas with the below specified websites and you can make money from google play store and before creating game first prepare the blue print of the game with specified characters and specifications and all the things and do some background work and then start it easily with out coding knowledge by using the below sites.
How to Create Android Games:
1. Stencyl: Stencyl is the most popular tool to develop android games with out coding knowledge. Here you dont need to be aware of any coding knowledge or programming knowledge it is a straight forward tool which will help you to create your own android games by using it. You can create scenes, characters, images,backgrounds, texts and sample tests by using this wonderful tool. Not only for android you can also create best games for apple users who use iphone and ipad too.3. Game Salad Creator : Game salad Creator is another best and fastest tool to create android games. It has visual drag and drop features and also very complex libraries with specified and extra ordinary features to develop the game as soon as possible. You can create html games and also IOS games with the extended amazing features from these extra ordinary tool. You can create test app for your android game and can test it on your android device too.