IQTC - The International IQ Test And Contest Center
Last 30 results
Name: Craig
IQ: 108
2025-09-16 17:37:44
Name: Vyas
IQ: 128
2025-09-16 14:29:15
Name: Rayvano Breure
IQ: 98
2025-09-16 08:49:37
Name: Kaur
IQ: 109
2025-09-16 04:11:44
Name: Vincent
IQ: 95
2025-09-16 00:21:41
Name: 葛志宏
IQ: 110
2025-09-15 22:38:22
Name: 深海 寛
2025-09-15 18:31:04
Name: Bailey
IQ: 102
2025-09-15 14:13:53
Name: Alison
IQ: 101
2025-09-15 08:31:10
Name: Elina Agapova
2025-09-15 04:50:53
Name: 黎安沛
IQ: 104
2025-09-15 00:49:13
Name: Xian Wei
2025-09-14 20:27:20
Name: Robert
2025-09-14 18:53:47
Name: Delit Bureau
IQ: 113
2025-09-14 12:42:52
Name: Christine Farber
2025-09-14 09:33:36
Name: Bruce S. Fernandez
IQ: 116
2025-09-14 06:09:53
Name: そうた
IQ: 125
2025-09-14 01:52:03
Name: John R. Gonzalez
IQ: 99
2025-09-13 22:08:14
Name: Noah
IQ: 103
2025-09-13 16:47:58
Name: Reynold
IQ: 105
2025-09-13 12:41:30
Name: Akae Hakui
2025-09-13 08:54:32
Name: Bo Liang
2025-09-13 04:28:01
Name: Geoff
IQ: 121
2025-09-13 01:28:15
Name: Sara
2025-09-12 21:53:42
Name: Gabriel Ferreira Costa
2025-09-12 16:39:43
Name: Asya Abramova
IQ: 112
2025-09-12 14:28:36
Name: Keira Kabu
2025-09-12 08:27:57
Name: Jordan Goddard
2025-09-12 04:16:41
Name: 민지
2025-09-12 00:02:43
Name: Barbara W. Hodge
2025-09-11 21:52:56
World's Hardest IQ Test Challenge
IQ Type and Structure
The concepts of Crystallized intelligence and Fluid intelligence were first distinguished by the American psychologist Raymond Carter in 1971.
Crystallized intelligence: refers to the ability to use knowledge acquired through past learning or experience.
Fluid intelligence: refers to the ability to reason and solve problems in unique and novel situations.
Crystallized intelligence
Crystallized intelligence involves deductive, verbal, and numerical abilities.
Acquired ability, can be changed through learning, would not decrease along with age.
Fluid intelligence
Fluid intelligence involves abstract, inductive and visuospatial abilities.
Inborn ability, cannot be changed through learning, decrease along with age.
IQ Level
Genius - Very rare - 0.03 % population - 1 in 30,000 people
Genius
- Very rare
- 0.03 % population
- 1 in 30,000 people
Very Gifted - Rare - 0.1 % population - 1 in 1,000 people
Very Gifted
- Rare
- 0.1 % population
- 1 in 1,000 people
Gifted - Very Few - 2 % population - 1 in 50 people
Gifted
- Very Few
- 2 % population
- 1 in 50 people
Above Average - Few - 23 % population - 1 in 4 people
Above Average
- Few
- 23 % population
- 1 in 4 people
Average - Normal - 50 % population - 1 in 2 people
Average
- Normal
- 50 % population
- 1 in 2 people
Below Average - Few - 25 % population - 1 in 4 people
Below Average
- 25 % population
IQ Score Distribution
High IQ characteristics
About the Test and Statistics