Beginner
Initials Practice & Finals Practice
This website takes a minute to load, so be patient. Click "play sound", type your guess in the box, and click "check answer". The number correct shows on top where it says 对 and a fraction (the number correct / the number of questions you have answered).
This one isn't really a game, but it's useful. Click around and check it out. One way to use it to practice is to look at a pinyin syllable, guess how to say it (say it out loud) and then click to check.
This game starts with some review. During the game, it will say "Qǐng yòng shǒuzhǐ diǎn..." (请用手指点) meaning "Please use your finger to point at..." You can use your trackpad or a mouse too.
Challenge
Pitch Perfect (match Pinyin to sound)