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