Optical illusions knowledge map

The current map is based on 287540 answers.

Number of active questions per language

language
number of questions
Russian language (оптические иллюзии)  
5
Polish language (złudzenia optyczne, iluzje optyczne)  
8
Polish language (złudzenia optyczne, iluzje optyczne)  
13
English language (optical illusions)  
11
Ukrainian language (оптичні ілюзії)  
5

Results

Country
Results
answers
flagBurkina Faso
100%
100%
19
flagAlgeria
100%
100%
8
flagArmenia
100%
100%
5
flagSomalia
100%
100%
4
flagBahamas
100%
100%
3
flagUU
100%
100%
2
flagFiji
100%
100%
1
flagVenezuela
100%
100%
1
flagCuba
100%
100%
1
flagCosta Rica
100%
100%
1
flagMadagascar
100%
100%
1
flagIraq
100%
100%
1
flagMontenegro
91%
91%
24
flagHungary
90%
90%
55
flagFinland
85%
85%
294
flagAfghanistan
85%
85%
144
flagMalta
84%
84%
25
flagUruguay
83%
83%
78
flagZimbabwe
83%
83%
12
flagGuatemala
83%
83%
6
flagOman
82%
82%
34
flagEcuador
81%
81%
11
flagEgypt
80%
80%
73
flagBrazil
80%
80%
31
flagJapan
80%
80%
25
flagArgentina
80%
80%
25
flagNamibia
80%
80%
21
flagGeorgia
80%
80%
21
flagLebanon
79%
79%
39
flagKazakhstan
77%
77%
45
flagItaly
76%
76%
705
flagIsrael
76%
76%
100
flagSpain
75%
75%
427
flagBulgaria
75%
75%
124
flagEstonia
75%
75%
28
flagMoldova
75%
75%
4
flagColombia
75%
75%
4
flagCroatia
74%
74%
227
flagAustria
73%
73%
243
flagNew Zealand
73%
73%
79
flagPortugal
73%
73%
65
flagKenya
72%
72%
22
flagChile
72%
72%
11
flagNorway
71%
71%
646
flagCzech Republic
71%
71%
277
flagthe United Arab Emirates
71%
71%
224
flagthe United States
70%
70%
9440
flagGermany
70%
70%
3237
flagNepal
70%
70%
17
flagPoland
69%
69%
254862
flagAustralia
69%
69%
522
flagPakistan
69%
69%
184
flagTurkey
69%
69%
65
flagKuwait
69%
69%
55
flagSlovenia
69%
69%
13
flagthe United Kingdom
68%
68%
6362
flagRomania
68%
68%
44
flagSerbia
68%
68%
19
flagLithuania
67%
67%
204
flagFrance
66%
66%
751
flagRussia
66%
66%
230
flagthe Netherlands
65%
65%
778
flagSwitzerland
65%
65%
172
flagIndonesia
65%
65%
148
flagIran
65%
65%
69
flagMongolia
65%
65%
40
flagUganda
65%
65%
20
flagRepublic of Ireland
64%
64%
854
flagCanada
64%
64%
734
flagDenmark
64%
64%
352
flagMalaysia
64%
64%
164
flagMexico
64%
64%
93
flagSlovakia
64%
64%
74
flagBelarus
64%
64%
45
flagJamaica
63%
63%
11
flagUkraine
62%
62%
194
flagIndia
61%
61%
1972
flagBosnia and Herzegovina
61%
61%
18
flagBelgium
60%
60%
282
flagSingapore
60%
60%
25
flagCôte d'Ivoire
60%
60%
10
flagMyanmar
60%
60%
10
flagSweden
59%
59%
239
flagGreece
59%
59%
126
flagSouth Africa
58%
58%
144
flagChina
58%
58%
50
flagThailand
58%
58%
39
flagPanama
58%
58%
12
flagSri Lanka
57%
57%
19
flagGhana
57%
57%
7
flagMorocco
56%
56%
16
flagBangladesh
55%
55%
20
flagthe Philippines
54%
54%
262
flagSouth Korea
52%
52%
48
flagRwanda
51%
51%
56
flagIceland
51%
51%
43
flagLatvia
50%
50%
10
flagCyprus
50%
50%
8
flagHonduras
50%
50%
2
flagJE
50%
50%
2
flagQatar
47%
47%
17
flagVietnam
45%
45%
22
flagAlbania
44%
44%
34
flagTogo
41%
41%
12
flagEthiopia
40%
40%
5
flagNigeria
31%
31%
29
flagAzerbaijan
30%
30%
33
flagLuxembourg
25%
25%
8
flagTaiwan
25%
25%
4
flagEritrea
0%
0%
2
flagSuriname
0%
0%
1
flagHK
0%
0%
1
flagCambodia
0%
0%
1
flagUzbekistan
0%
0%
1
flagRepublic of Macedonia
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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