Optical illusions knowledge map

The current map is based on 461473 answers.

Number of active questions per language

language
number of questions
English language (optical illusions)  
15
Polish language (iluzje optyczne, złudzenia optyczne)  
14
Russian language (оптические иллюзии)  
6
Italian language (illusioni ottiche)  
1
German language (optische Täuschungen)  
11
Ukrainian language (оптичні ілюзії)  
6
Polish language (iluzje optyczne, złudzenia optyczne)  
11

Results

Country
Results
answers
flagDominican Republic
100%
100%
6
flagUruguay
100%
100%
3
flagHaiti
100%
100%
3
flagMontenegro
100%
100%
3
flagZimbabwe
100%
100%
2
flagSudan
100%
100%
2
flagRepublic of Macedonia
100%
100%
2
flagVenezuela
100%
100%
1
flagAngola
100%
100%
1
flagEritrea
100%
100%
1
flagTajikistan
100%
100%
1
flagFiji
100%
100%
1
flagMozambique
87%
87%
8
flagMalta
83%
83%
12
flagGuatemala
83%
83%
6
flagSlovenia
79%
79%
29
flagArgentina
79%
79%
24
flagKenya
78%
78%
61
flagLithuania
78%
78%
51
flagItaly
75%
75%
178
flagIraq
75%
75%
49
flagSweden
75%
75%
49
flagHungary
75%
75%
33
flagOman
75%
75%
12
flagCroatia
73%
73%
84
flagIsrael
73%
73%
64
flagBosnia and Herzegovina
73%
73%
41
flagMexico
72%
72%
73
flagJapan
71%
71%
28
flagTanzania
71%
71%
14
flagFrance
70%
70%
158
flagCzech Republic
70%
70%
95
flagLuxembourg
70%
70%
87
flagPortugal
70%
70%
70
flagDenmark
70%
70%
62
flagBrazil
70%
70%
44
flagMorocco
70%
70%
20
flagEstonia
69%
69%
39
flagPoland
68%
68%
437551
flagthe Netherlands
68%
68%
249
flagAustria
68%
68%
219
flagNew Zealand
68%
68%
95
flagBulgaria
68%
68%
90
flagRomania
68%
68%
70
flagBelarus
67%
67%
89
flagGermany
66%
66%
1317
flagSwitzerland
66%
66%
127
flagSerbia
66%
66%
45
flagMauritius
66%
66%
3
flagthe United States
65%
65%
8757
flagAustralia
65%
65%
739
flagEgypt
65%
65%
91
flagSingapore
65%
65%
89
flagNepal
65%
65%
47
flagthe United Kingdom
64%
64%
2585
flagGreece
64%
64%
307
flagKazakhstan
64%
64%
51
flagKuwait
64%
64%
45
flagJamaica
64%
64%
14
flagCanada
63%
63%
600
flagNorway
63%
63%
143
flagUganda
63%
63%
19
flagIndonesia
62%
62%
123
flagTurkey
62%
62%
45
flagThailand
62%
62%
35
flagUnknown
61%
61%
308
flagRussia
60%
60%
368
flagMalaysia
60%
60%
177
flagFinland
60%
60%
25
flagUkraine
59%
59%
578
flagAlbania
58%
58%
89
flagAzerbaijan
58%
58%
43
flagCambodia
58%
58%
17
flagSlovakia
57%
57%
26
flagColombia
57%
57%
7
flagPakistan
56%
56%
164
flagChina
56%
56%
87
flagGeorgia
56%
56%
44
flagSouth Africa
55%
55%
116
flagSpain
55%
55%
95
flagRepublic of Ireland
54%
54%
190
flagSouth Korea
54%
54%
95
flagBelgium
54%
54%
92
flagLebanon
54%
54%
53
flagIndia
53%
53%
2891
flagthe United Arab Emirates
53%
53%
156
flagIceland
53%
53%
30
flagGhana
53%
53%
15
flagVietnam
53%
53%
15
flagSri Lanka
52%
52%
23
flagthe Philippines
50%
50%
382
flagUzbekistan
50%
50%
18
flagLatvia
50%
50%
16
flagEthiopia
50%
50%
4
flagChile
50%
50%
4
flagMoldova
50%
50%
2
flagMaldives
50%
50%
2
flagSomalia
50%
50%
2
flagBotswana
50%
50%
2
flagIran
48%
48%
41
flagNigeria
47%
47%
67
flagBangladesh
47%
47%
36
flagRwanda
45%
45%
60
flagNamibia
45%
45%
11
flagQatar
44%
44%
74
flagSaudi Arabia
42%
42%
7
flagArmenia
40%
40%
20
flagHonduras
40%
40%
5
flagTurkmenistan
40%
40%
5
flagTaiwan
40%
40%
5
flagTunisia
36%
36%
11
flagCuba
33%
33%
6
flagCyprus
33%
33%
6
flagKG
16%
16%
6
flagAfghanistan
0%
0%
3
flagBahamas
0%
0%
3
flagPapua New Guinea
0%
0%
2
flagMali
0%
0%
1
flagJordan
0%
0%
1
flagLesotho
0%
0%
1
flagGuyana
0%
0%
1
flagSeychelles
0%
0%
1
flagYemen
0%
0%
1
flagZambia
0%
0%
1
Countries with less than 250 answers are not shown. Show all data
A more detailed analysis is available: Global optical illusions knowledge test
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