There are some exercises about Critical thinking written by
Joe Lau
Department of Philosophy
The University of Hong Kong
I. What is critical thinking?
II. Meaning analysis
III. Definitions
IV. Necessary and sufficient conditions
V.Linguistic pitfalls
VI. Basic logic
VII.Arguments
VIII. Inductive reasoning
IX. Venn diagrams
X. Scientific reasoning
XI. Causation
XII.Moral reasoning
XIII. Analogical arguments
XIV. Fallacies and cognitive biases