IQTC - The International IQ Test And Contest Center
Last 30 results
Name: Kathie J. Young
IQ: 118
2025-12-03 06:09:08
Name: Sofia Barnes
IQ: 114
2025-12-03 02:13:44
Name: Maxwell
IQ: 115
2025-12-02 22:08:43
Name: Chapman
IQ: 104
2025-12-02 18:01:41
Name: 栢木 駿
IQ: 101
2025-12-02 14:42:15
Name: Michael Burger
IQ: 108
2025-12-02 10:44:27
Name: Motonari Yajima
IQ: 95
2025-12-02 05:52:23
Name: Uno Nyman
2025-12-02 01:58:03
Name: Antoine Pépin
2025-12-01 22:28:42
Name: Merlin
IQ: 106
2025-12-01 17:39:12
Name: Elroy
IQ: 100
2025-12-01 12:49:10
Name: Homer
IQ: 127
2025-12-01 09:05:07
Name: Keira Schaaf
IQ: 110
2025-12-01 05:55:19
Name: Bridgette D. Scheetz
IQ: 98
2025-12-01 02:26:48
Name: Gerald E. Garcia
2025-11-30 21:39:31
Name: Kayleigh Stewart
2025-11-30 17:33:50
Name: Margaret R. Newton
2025-11-30 13:28:41
Name: Alex L. Webb
IQ: 103
2025-11-30 08:47:35
Name: Walter E. Nichols
IQ: 145
2025-11-30 05:58:30
Name: 준
2025-11-30 00:02:42
Name: ขันท์ชัย มงคลวัจน์
IQ: 105
2025-11-29 21:53:35
Name: Walterus Fraanje
2025-11-29 17:25:43
Name: Harrison Sidney
2025-11-29 14:27:09
Name: Sharma
2025-11-29 08:31:35
Name: 종수
2025-11-29 05:31:24
Name: Li Qin Ni
IQ: 109
2025-11-29 01:25:35
Name: Song Ch'ang
2025-11-28 20:49:07
Name: たける
2025-11-28 18:16:20
Name: Johan
2025-11-28 14:23:37
Name: Andrew P. Bowling
2025-11-28 09:40:31
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