Optical illusions knowledge map

The current map is based on 500894 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
flagVatican City
100%
100%
25
flagHaiti
100%
100%
3
flagZimbabwe
100%
100%
3
flagUruguay
100%
100%
3
flagMontenegro
100%
100%
3
flagPuerto Rico
100%
100%
2
flagPalestine
100%
100%
2
flagEritrea
100%
100%
2
flagSudan
100%
100%
2
flagAngola
100%
100%
1
flagVenezuela
100%
100%
1
flagPapua New Guinea
92%
92%
26
flagSeychelles
92%
92%
25
flagMozambique
87%
87%
8
flagGuatemala
85%
85%
7
flagDominican Republic
81%
81%
16
flagSlovenia
80%
80%
31
flagKenya
79%
79%
68
flagIraq
75%
75%
49
flagLithuania
74%
74%
75
flagBosnia and Herzegovina
74%
74%
43
flagArgentina
74%
74%
27
flagFrance
73%
73%
336
flagCzech Republic
73%
73%
183
flagHungary
72%
72%
36
flagMalta
72%
72%
22
flagCroatia
71%
71%
98
flagVietnam
71%
71%
46
flagthe Netherlands
70%
70%
428
flagMexico
70%
70%
82
flagSweden
70%
70%
62
flagOman
70%
70%
44
flagAustria
69%
69%
422
flagSingapore
69%
69%
316
flagIsrael
69%
69%
127
flagPortugal
69%
69%
75
flagThailand
69%
69%
62
flagParaguay
69%
69%
52
flagMongolia
69%
69%
13
flagPoland
68%
68%
468780
flagSwitzerland
68%
68%
266
flagLuxembourg
68%
68%
93
flagAustralia
67%
67%
989
flagIceland
67%
67%
71
flagBrazil
67%
67%
59
flagJapan
67%
67%
46
flagEthiopia
66%
66%
6
flagSomalia
66%
66%
3
flagMauritius
66%
66%
3
flagthe United States
65%
65%
9900
flagGreece
65%
65%
493
flagFinland
65%
65%
41
flagNorway
64%
64%
159
flagBulgaria
64%
64%
102
flagDenmark
64%
64%
77
flagKuwait
64%
64%
45
flagGermany
63%
63%
2586
flagCanada
63%
63%
706
flagItaly
63%
63%
320
flagIndonesia
63%
63%
145
flagEgypt
63%
63%
139
flagUganda
63%
63%
19
flagthe United Kingdom
62%
62%
3451
flagNepal
62%
62%
53
flagJamaica
62%
62%
16
flagColombia
62%
62%
8
flagUnknown
61%
61%
309
flagMalaysia
61%
61%
198
flagSerbia
61%
61%
54
flagEstonia
60%
60%
68
flagMorocco
60%
60%
23
flagUkraine
59%
59%
1116
flagBelarus
58%
58%
174
flagSpain
58%
58%
141
flagNew Zealand
58%
58%
122
flagRomania
58%
58%
94
flagLebanon
58%
58%
65
flagTurkey
58%
58%
65
flagRepublic of Macedonia
58%
58%
17
flagCambodia
58%
58%
17
flagRussia
57%
57%
679
flagRepublic of Ireland
57%
57%
332
flagSouth Africa
57%
57%
143
flagBelgium
57%
57%
126
flagAlbania
57%
57%
101
flagKazakhstan
57%
57%
97
flagChina
57%
57%
97
flagArmenia
56%
56%
51
flagTurkmenistan
56%
56%
23
flagPakistan
55%
55%
179
flagSouth Korea
55%
55%
118
flagIndia
54%
54%
3700
flagAzerbaijan
54%
54%
46
flagthe United Arab Emirates
53%
53%
192
flagGeorgia
52%
52%
50
flagBangladesh
51%
51%
41
flagSlovakia
51%
51%
37
flagGhana
51%
51%
33
flagthe Philippines
50%
50%
448
flagIran
50%
50%
46
flagSri Lanka
50%
50%
28
flagLatvia
50%
50%
16
flagMoldova
50%
50%
14
flagSaudi Arabia
50%
50%
8
flagTajikistan
50%
50%
8
flagMyanmar
50%
50%
4
flagFiji
50%
50%
2
flagBotswana
50%
50%
2
flagNorth Korea
50%
50%
2
flagMaldives
50%
50%
2
flagRwanda
47%
47%
71
flagQatar
45%
45%
114
flagUzbekistan
45%
45%
20
flagNamibia
45%
45%
11
flagTanzania
44%
44%
25
flagNigeria
43%
43%
91
flagTaiwan
42%
42%
7
flagChile
40%
40%
5
flagHonduras
40%
40%
5
flagTunisia
36%
36%
11
flagCuba
33%
33%
6
flagCyprus
28%
28%
7
flagKG
16%
16%
18
flagBahamas
0%
0%
3
flagAfghanistan
0%
0%
3
flagTrinidad and Tobago
0%
0%
1
flagYemen
0%
0%
1
flagLesotho
0%
0%
1
flagZambia
0%
0%
1
flagJordan
0%
0%
1
flagMali
0%
0%
1
flagGuyana
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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