Optical illusions knowledge map

The current map is based on 489122 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
flagMontenegro
100%
100%
3
flagHaiti
100%
100%
3
flagPuerto Rico
100%
100%
2
flagPalestine
100%
100%
2
flagZimbabwe
100%
100%
2
flagSudan
100%
100%
2
flagEritrea
100%
100%
2
flagAngola
100%
100%
1
flagVenezuela
100%
100%
1
flagMozambique
87%
87%
8
flagGuatemala
83%
83%
6
flagSlovenia
80%
80%
30
flagKenya
79%
79%
68
flagLithuania
77%
77%
67
flagHungary
76%
76%
34
flagIraq
75%
75%
49
flagOman
75%
75%
12
flagBosnia and Herzegovina
74%
74%
43
flagArgentina
74%
74%
27
flagCzech Republic
73%
73%
175
flagMalta
72%
72%
22
flagFrance
71%
71%
280
flagIsrael
71%
71%
114
flagCroatia
71%
71%
98
flagSweden
71%
71%
60
flagTanzania
71%
71%
14
flagMexico
70%
70%
78
flagPortugal
70%
70%
74
flagParaguay
69%
69%
52
flagPoland
68%
68%
459604
flagSingapore
68%
68%
253
flagSwitzerland
68%
68%
222
flagLuxembourg
68%
68%
93
flagBrazil
68%
68%
45
flagJapan
68%
68%
44
flagAustralia
67%
67%
943
flagAustria
67%
67%
348
flagIceland
67%
67%
71
flagthe Netherlands
66%
66%
366
flagEgypt
66%
66%
101
flagDenmark
66%
66%
75
flagThailand
66%
66%
53
flagMorocco
66%
66%
21
flagMoldova
66%
66%
9
flagSomalia
66%
66%
3
flagMauritius
66%
66%
3
flagthe United States
65%
65%
9617
flagGermany
64%
64%
2117
flagCanada
64%
64%
691
flagGreece
64%
64%
476
flagItaly
64%
64%
284
flagNorway
64%
64%
152
flagBulgaria
64%
64%
102
flagKuwait
64%
64%
45
flagIndonesia
63%
63%
135
flagKazakhstan
63%
63%
87
flagUganda
63%
63%
19
flagthe United Kingdom
62%
62%
3214
flagTurkey
62%
62%
61
flagSerbia
62%
62%
53
flagNepal
62%
62%
53
flagFinland
62%
62%
35
flagJamaica
62%
62%
16
flagUnknown
61%
61%
309
flagBelarus
61%
61%
136
flagEstonia
61%
61%
65
flagGhana
61%
61%
26
flagMalaysia
60%
60%
193
flagLebanon
60%
60%
63
flagUkraine
59%
59%
954
flagRussia
59%
59%
562
flagBelgium
58%
58%
121
flagRomania
58%
58%
92
flagCambodia
58%
58%
17
flagRepublic of Macedonia
58%
58%
17
flagNew Zealand
57%
57%
121
flagTajikistan
57%
57%
7
flagColombia
57%
57%
7
flagSouth Africa
56%
56%
141
flagSpain
56%
56%
124
flagAlbania
56%
56%
99
flagArmenia
56%
56%
51
flagTurkmenistan
56%
56%
23
flagRepublic of Ireland
55%
55%
263
flagPakistan
55%
55%
176
flagSouth Korea
55%
55%
118
flagAzerbaijan
55%
55%
45
flagthe United Arab Emirates
54%
54%
159
flagChina
54%
54%
91
flagIndia
53%
53%
3351
flagVietnam
53%
53%
15
flagGeorgia
52%
52%
50
flagthe Philippines
50%
50%
423
flagSlovakia
50%
50%
36
flagSri Lanka
50%
50%
28
flagLatvia
50%
50%
16
flagSaudi Arabia
50%
50%
8
flagEthiopia
50%
50%
4
flagMyanmar
50%
50%
4
flagBotswana
50%
50%
2
flagNorth Korea
50%
50%
2
flagMaldives
50%
50%
2
flagFiji
50%
50%
2
flagIran
48%
48%
45
flagBangladesh
48%
48%
39
flagRwanda
47%
47%
71
flagUzbekistan
47%
47%
19
flagNigeria
46%
46%
81
flagQatar
45%
45%
114
flagNamibia
45%
45%
11
flagHonduras
40%
40%
5
flagChile
40%
40%
5
flagTaiwan
40%
40%
5
flagTunisia
36%
36%
11
flagCuba
33%
33%
6
flagCyprus
28%
28%
7
flagKG
20%
20%
15
flagAfghanistan
0%
0%
3
flagBahamas
0%
0%
3
flagPapua New Guinea
0%
0%
2
flagLesotho
0%
0%
1
flagGuyana
0%
0%
1
flagSeychelles
0%
0%
1
flagZambia
0%
0%
1
flagMali
0%
0%
1
flagYemen
0%
0%
1
flagTrinidad and Tobago
0%
0%
1
flagJordan
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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