Optical illusions knowledge map
The current map is based on 531437 answers.
Number of active questions per language
language
number of questions
Italian language (illusioni ottiche)
1
German language (optische Täuschungen)
11
English language (optical illusions)
15
Polish language (iluzje optyczne, złudzenia optyczne)
14
Russian language (оптические иллюзии)
6
Ukrainian language (оптичні ілюзії)
6
Polish language (iluzje optyczne, złudzenia optyczne)
11
Results
Country
Results
answers

100%
25

100%
6

100%
3

100%
2

100%
2

100%
2

100%
2

100%
1

100%
1

100%
1

100%
1

100%
1

92%
25

87%
8

85%
48

85%
7

81%
16

80%
5

78%
33

75%
49

75%
49

75%
4

74%
282

73%
95

72%
151

72%
126

72%
22

71%
380

71%
94

71%
84

71%
71

71%
49

71%
38

71%
28

70%
82

69%
500

69%
338

69%
89

69%
53

68%
491108

68%
132

67%
1081

67%
405

67%
198

66%
3

66%
3

66%
3

65%
10818

65%
86

65%
64

64%
815

64%
503

64%
179

64%
176

64%
116

64%
17

63%
85

63%
46

63%
44

63%
19

62%
4751

62%
3978

62%
194

62%
157

61%
862

61%
310

61%
213

61%
113

61%
55

60%
151

60%
107

60%
101

60%
10

59%
181

59%
106

59%
32

58%
68

58%
17

58%
17

58%
17

58%
17

58%
12

57%
442

57%
179

57%
102

57%
82

56%
1445

56%
169

56%
60

56%
25

56%
23

55%
118

54%
1309

54%
252

53%
4363

53%
199

53%
78

52%
525

52%
42

51%
105

51%
62

50%
512

50%
63

50%
20

50%
6

50%
4

50%
2

50%
2

50%
2

50%
2

48%
25

47%
296

47%
34

47%
21

46%
58

45%
114

45%
81

45%
57

44%
25

43%
138

43%
41

42%
85

42%
14

41%
12

40%
10

40%
10

40%
5

33%
6

33%
6

33%
3

33%
3

31%
41

25%
4

0%
3

0%
3

0%
1

0%
1

0%
1

0%
1

0%
1

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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