Chemical elements
Look at the image of the chemical symbol, and then select an answer from four selected.
When your high score is going to come out, Let’s send the score and put your name.
In the ranking screen, you can check the high score of challengers around the world.
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ADD:
We add 4 questions about elements by IUPAC accepted in Nov. 30, 2016.
(Dec. 9, 2016)
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Features:
We have the following features.
Retry the ability to re-challenge the problem you made a mistake.
Learning the ability to answer the questions 10-30 random.
History display function that can check the results of past.
Global ranking function that to the world the results of their own.
Search function to look for items from the correct result screen.
