{Not finished yet, only level one to level eight is finished} (TURN ON TURBO MODE) Click the level you want to do, the bottom numbers are the element numbers you will be tested on. The game will show you the name of the element and you have to click the symbol for the element. Each level will give you 20 questions. I'm not sure how to get a clear easy to read picture of the periodic table so you can use this one instead if you want: http://www.ptable.com/
I'm doing this for a school project and it has to be peer reviewed to I would really appreciate it if you filled out this: https://scratch.mit.edu/projects/171234175/#player