Book Definition:The ability to see complex relationship and solve problems.

History (Optional)

In 1963 Raymond Cattell decided that intelligence could be broken down into independent components; fluid intelligence and crystallized intelligence.

In Your Own Words

  • Your ability to tell what complex relationships are, and solve problems that involve inferences.
  • Being socially intelligent and being able to solve complex problems.
  • Being able to establish cause and effect, change and continuity, and other relationships in complex situations.
  • Creativity, theorizing, seeing connections.
  • The ability to use algorithms and heuristics.


  • Solving puzzles.
  • Cooking freestyle
  • Solving a Calculus problem.
  • Writing an in-depth essay.

external image working-memory-fluid-intelligence.png

Additional Resources