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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? 4 1 2 12 10
  2. Which one does not belong? 2 6 1 3 7
  3. A = 7, B = 2, C = 1 → the smallest is ____
  4. Which one does not belong? 1 12 2 8 7
  5. Which one does not belong? 3 4 2 12 8
  6. Which one does not belong? 4 8 3 6 11
  7. A = 5, B = 3, C = 1 → the smallest is ____
  8. A = 13, B = 7, C = 1 → the smallest is ____
  9. A = 14, B = 9, C = 2 → the smallest is ____
  10. A = 10, B = 4, C = 3 → the smallest is ____
  11. A = 6, B = 4, C = 2 → the smallest is ____
  12. A = 10, B = 2, C = 1 → the smallest is ____
  13. A = 15, B = 6, C = 3 → the smallest is ____
  14. A = 19, B = 7, C = 2 → the smallest is ____
  15. A = 19, B = 2, C = 1 → the smallest is ____
  16. Which one does not belong? 9 10 5 6 12
  17. Which one does not belong? 2 6 5 4 12
  18. Which one does not belong? 12 1 9 2 11
  19. A = 13, B = 4, C = 2 → the smallest is ____
  20. A = 9, B = 3, C = 1 → the smallest is ____
Critical Thinking Worksheet — Free Printable with Answer Key | WaffleMath