Optical illusions knowledge map

The current map is based on 524717 answers.

Number of active questions per language

language
number of questions
Russian language (оптические иллюзии)  
6
English language (optical illusions)  
13
Polish language (złudzenia optyczne, iluzje optyczne)  
8
Polish language (złudzenia optyczne, iluzje optyczne)  
13
Ukrainian language (оптичні ілюзії)  
5

Results

Country
Results
answers
flagCape Verde
100%
100%
15
flagSomalia
100%
100%
14
flagDjibouti
100%
100%
8
flagAlgeria
100%
100%
8
flagBhutan
100%
100%
5
flagRepublic of the Congo
100%
100%
4
flagBahamas
100%
100%
3
flagHaiti
100%
100%
3
flagYemen
100%
100%
2
flagVenezuela
100%
100%
1
flagFiji
100%
100%
1
flagTanzania
100%
100%
1
flagCosta Rica
100%
100%
1
flagSudan
100%
100%
1
flagTajikistan
100%
100%
1
flagSeychelles
92%
92%
50
flagMontenegro
91%
91%
24
flagFinland
90%
90%
488
flagHungary
90%
90%
63
flagBurkina Faso
90%
90%
51
flagNiger
90%
90%
20
flagVietnam
88%
88%
118
flagSuriname
88%
88%
17
flagSri Lanka
86%
86%
115
flagZimbabwe
86%
86%
60
flagMalta
86%
86%
44
flagUruguay
85%
85%
87
flagGuatemala
83%
83%
6
flagSwitzerland
82%
82%
633
flagJapan
82%
82%
70
flagthe United Arab Emirates
81%
81%
610
flagAfghanistan
81%
81%
218
flagPanama
81%
81%
53
flagEcuador
81%
81%
11
flagArmenia
80%
80%
51
flagSaudi Arabia
80%
80%
25
flagNamibia
80%
80%
21
flagTrinidad and Tobago
80%
80%
5
flagKazakhstan
79%
79%
64
flagBrazil
79%
79%
59
flagOman
79%
79%
44
flagLebanon
78%
78%
50
flagCroatia
77%
77%
389
flagBulgaria
77%
77%
234
flagSlovenia
77%
77%
44
flagLibya
77%
77%
9
flagItaly
75%
75%
1073
flagSpain
75%
75%
576
flagIsrael
75%
75%
123
flagRomania
75%
75%
122
flagKenya
75%
75%
32
flagArgentina
75%
75%
32
flagEstonia
75%
75%
29
flagMyanmar
75%
75%
20
flagMadagascar
75%
75%
16
flagSwaziland
75%
75%
8
flagMoldova
75%
75%
4
flagCzech Republic
74%
74%
372
flagBangladesh
74%
74%
51
flagBosnia and Herzegovina
74%
74%
35
flagNorway
73%
73%
892
flagAustria
73%
73%
450
flagPoland
72%
72%
447897
flagGermany
72%
72%
5482
flagthe Netherlands
72%
72%
1722
flagPortugal
72%
72%
130
flagEgypt
72%
72%
101
flagNew Zealand
72%
72%
96
flagLuxembourg
72%
72%
50
flagJordan
72%
72%
18
flagChile
72%
72%
11
flagUnknown
71%
71%
27874
flagthe United Kingdom
71%
71%
9945
flagKuwait
71%
71%
66
flagthe United States
70%
70%
11466
flagSweden
70%
70%
713
flagGreece
70%
70%
379
flagLithuania
70%
70%
284
flagAustralia
69%
69%
681
flagPakistan
69%
69%
207
flagSlovakia
69%
69%
123
flagSerbia
69%
69%
23
flagFrance
68%
68%
1190
flagUkraine
68%
68%
403
flagJamaica
68%
68%
29
flagTurkey
67%
67%
80
flagDenmark
66%
66%
485
flagRussia
66%
66%
410
flagBelarus
66%
66%
71
flagUzbekistan
66%
66%
3
flagRepublic of Macedonia
66%
66%
3
flagCanada
65%
65%
968
flagMalaysia
65%
65%
190
flagIran
65%
65%
69
flagGeorgia
65%
65%
47
flagUganda
65%
65%
20
flagRepublic of Ireland
64%
64%
1259
flagIndonesia
64%
64%
159
flagSouth Korea
64%
64%
146
flagMexico
64%
64%
114
flagNepal
64%
64%
70
flagIceland
61%
61%
63
flagSingapore
61%
61%
63
flagMongolia
61%
61%
44
flagCuba
61%
61%
21
flagBelgium
60%
60%
367
flagMorocco
60%
60%
20
flagVatican City
60%
60%
15
flagBurundi
60%
60%
10
flagIndia
59%
59%
2446
flagChina
59%
59%
72
flagAlbania
58%
58%
103
flagThailand
58%
58%
55
flagSouth Africa
57%
57%
151
flagCyprus
57%
57%
14
flagCambodia
55%
55%
20
flagCôte d'Ivoire
54%
54%
11
flagthe Philippines
52%
52%
334
flagRwanda
50%
50%
66
flagQatar
50%
50%
18
flagLatvia
50%
50%
14
flagColombia
50%
50%
8
flagHonduras
50%
50%
2
flagTogo
46%
46%
13
flagIraq
45%
45%
11
flagGhana
44%
44%
9
flagMozambique
43%
43%
41
flagKG
40%
40%
5
flagEthiopia
40%
40%
5
flagNigeria
39%
39%
48
flagAzerbaijan
39%
39%
38
flagTaiwan
25%
25%
4
flagNorth Korea
0%
0%
2
flagEritrea
0%
0%
2
flagLesotho
0%
0%
1
flagDominican Republic
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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