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