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Critical Thinking Worksheet

Recommended for 2nd Grade — High School

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Critical Thinking Worksheet

Name: ____________________Date: ____________

Instructions: Analyzing riddles, spotting flaws in reasoning, and making evidence-based choices.

20 problems

  1. Which one does not belong? 9 6 2 1 12
  2. A = 5, B = 3, C = 1 → the smallest is ____
  3. A = 11, B = 5, C = 2 → the smallest is ____
  4. Which one does not belong? 11 4 8 2 7
  5. A = 8, B = 6, C = 2 → the smallest is ____
  6. A = 13, B = 7, C = 1 → the smallest is ____
  7. Which one does not belong? 6 7 12 11 4
  8. Which one does not belong? 2 1 7 6 5
  9. A = 13, B = 4, C = 2 → the smallest is ____
  10. Which one does not belong? 9 2 10 11 1
  11. Which one does not belong? 8 12 10 11 3
  12. A = 14, B = 8, C = 2 → the smallest is ____
  13. Which one does not belong? 4 1 6 3 2
  14. Which one does not belong? 3 1 5 12 6
  15. Which one does not belong? 10 3 12 4 1
  16. A = 17, B = 8, C = 1 → the smallest is ____
  17. Which one does not belong? 10 3 2 8 1
  18. A = 13, B = 6, C = 4 → the smallest is ____
  19. A = 19, B = 8, C = 1 → the smallest is ____
  20. A = 6, B = 3, C = 2 → the smallest is ____