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