Global Optics Knowledge Test
Since 2013, we have been measuring the global knowledge about optics through the online quiz game.
The results are based on 249441 answers to questions in category optics, given by players from 146 countries.
This test has questions in the following languages:
French language, Polish language, Russian language, Portuguese language, Spanish language, English language, Romanian language, Dutch language, German language and Ukrainian language.
Results by country
Results by gender
| 30.0% | /74887 |
| 19.5% | /68144 |
Origin of answers
Answers distribution by gender:
gender
men
52%
74887
women
48%
68144
Answers distribution by language:
language
French language
0%
31
Polish language
90%
224657
Russian language
0%
1275
Portuguese language
0%
23
Spanish language
0%
1185
English language
7%
17852
Romanian language
0%
0
Dutch language
0%
47
German language
1%
4197
Ukrainian language
0%
174
Answers distribution by country:
country
Poland91%
227204
the United States2%
5309
India1%
4374
Germany1%
4220
the United Kingdom0%
2314
Spain0%
906
Australia0%
764
Austria0%
752
Russia0%
650
Ukraine0%
538
Quiz size
Number of active questions per language:
language
French language
1%
1
Polish language
45%
40
Russian language
4%
4
Portuguese language
1%
1
Spanish language
2%
2
English language
25%
22
Romanian language
1%
1
Dutch language
1%
1
German language
14%
13
Ukrainian language
2%
2