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