Performance · Worldwide
Downloads & Revenue estimates
Monthly, by storefront, with daily history
Rating · WW
4.9★
11 ratings
Chart position
Apple's Top Free chart — free apps ranked by recent downloads.
Ratings count — US
Not enough history yet.
Listing
The symbol of Oxygen is O. TRUE or FALSE ? A Fast paced Chemistry game! - Verify as many elements as you can in 1 minute - Share results on Social Media (Facebook, Twitter) - Compete on Leaderboards. Earn the achievement!(Game Center) Good luck and have fun :)
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