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Paper Bridge STEM Challenge Worksheet

Science experiments lesson 26: Paper bridge challenge · Set 911 · 40 questions
TalentJR

What you do (Shape makes strength): 1. Place two books 15 cm apart, low and steady. 2. Lay a flat sheet across and add coins one by one in the middle until it falls. 3. Fold the same kind of sheet into a zigzag and test it the same way. 4. Record the coins each shape holds, then wash your hands.

NameDateTime takenScore ___ / 40
  1. 1.⚖️ Fair test — which paper shape holds the most coins? True or false: the gap between books is the one thing we change. (a) False (b) True
  2. 2.🏗️ Which of these gets its strength from triangles? (a) a roof frame (b) a temple dome (c) an eggshell (d) an old stone bridge
  3. 3.🧺 Do we need two books for the paper bridge? (a) not needed (b) needed
  4. 4.🌉 Which of these makes a strong bridge? (a) a torn flat sheet (b) a wet flat sheet (c) a zigzag-folded sheet (d) a flat tissue
  5. 5.True or false: paper with folded edges makes a weak bridge. (a) True (b) False
  6. 6.🛟 How should the two books be placed for the paper bridge? (a) low and steady (b) high and wobbly (c) on a stool edge (d) on top of a pet
  7. 7.🧺 Do we need a magnet for the paper bridge? (a) not needed (b) needed
  8. 8.True or false: paper with folded edges makes a strong bridge. (a) False (b) True
  9. 9.🧺 Three of these are needed for the paper bridge. Which one is NOT needed? (a) two books (b) turmeric powder (c) coins (d) a ruler
  10. 10.🧺 Which of these is needed for the paper bridge? (a) a mirror (b) turmeric powder (c) a balloon (d) two books
  11. 11.🧺 Do we need a ruler for the paper bridge? (a) needed (b) not needed
  12. 12.🏗️ Where does a roof frame get its strength from? (a) triangles (b) arches and domes (c) tubes
  13. 13.True or false: a wet flat sheet makes a weak bridge. (a) True (b) False
  14. 14.🌉 Does a U-shaped channel make a strong or a weak bridge? (a) strong bridge (b) weak bridge
  15. 15.True or false: a ruler is needed for the paper bridge. (a) False (b) True
  16. 16.🔍 Which is the odd one out? (a) a U-shaped channel (b) a torn flat sheet (c) a wet flat sheet (d) one flat sheet
  17. 17.🧺 Three of these are needed for the paper bridge. Which one is NOT needed? (a) yeast (b) coins (c) a ruler (d) sheets of paper
  18. 18.⚖️ Fair test — which paper shape holds the most coins? What do we do with “where coins are placed”? (a) we change it (b) we measure it (c) we keep it the same
  19. 19.🧺 Do we need a battery cell for the paper bridge? (a) needed (b) not needed
  20. 20.🏗️ Where does an electric tower get its strength from? (a) tubes (b) triangles (c) arches and domes
  21. 21.True or false: a roof frame gets its strength from a tube shape. (a) True (b) False
  22. 22.⚖️ Fair test — which paper shape holds the most coins? True or false: the shape of the paper is the one thing we change. (a) False (b) True
  23. 23.True or false: a magnet is not needed for the paper bridge. (a) True (b) False
  24. 24.🌉 Does a zigzag-folded sheet make a strong or a weak bridge? (a) strong bridge (b) weak bridge
  25. 25.🌉 Which of these makes a strong bridge? (a) a wet flat sheet (b) paper with folded edges (c) one flat sheet (d) a flat tissue
  26. 26.True or false: yeast is needed for the paper bridge. (a) False (b) True
  27. 27.⚖️ Fair test — which paper shape holds the most coins? Which of these is kept the same? (a) the shape of the paper (b) the kind of paper (c) coins it holds
  28. 28.🧺 Three of these are needed for the paper bridge. Which one is NOT needed? (a) a ruler (b) two books (c) sheets of paper (d) a balloon
  29. 29.True or false: a round pillar gets its strength from triangles. (a) True (b) False
  30. 30.True or false: two books is needed for the paper bridge. (a) True (b) False
  31. 31.🔮 Predict: the gap between the books gets wider. The bridge holds ___. (a) only water (b) the same coins (c) more coins (d) fewer coins
  32. 32.⚖️ Fair test — which paper shape holds the most coins? What do we do with “coins it holds”? (a) we change it (b) we measure it (c) we keep it the same
  33. 33.🧺 Which of these is not needed for the paper bridge? (a) a ruler (b) two books (c) a battery cell (d) sheets of paper
  34. 34.True or false: a bridge truss gets its strength from a tube shape. (a) False (b) True
  35. 35.🏗️ Where does a temple dome get its strength from? (a) arches and domes (b) triangles (c) tubes
  36. 36.🌉 Does a wet flat sheet make a strong or a weak bridge? (a) strong bridge (b) weak bridge
  37. 37.True or false: turmeric powder is needed for the paper bridge. (a) True (b) False
  38. 38.⚖️ Fair test — which paper shape holds the most coins? What do we do with “the gap between books”? (a) we measure it (b) we keep it the same (c) we change it
  39. 39.⚖️ Fair test — which paper shape holds the most coins? True or false: where coins are placed is the one thing we change. (a) False (b) True
  40. 40.🏗️ Where does an old stone bridge get its strength from? (a) tubes (b) triangles (c) arches and domes

Answer key

  1. False
  2. a roof frame
  3. needed
  4. a zigzag-folded sheet
  5. False
  6. low and steady
  7. not needed
  8. True
  9. turmeric powder
  10. two books
  11. needed
  12. triangles
  13. True
  14. strong bridge
  15. True
  16. a U-shaped channel
  17. yeast
  18. we keep it the same
  19. not needed
  20. triangles
  21. False
  22. True
  23. True
  24. strong bridge
  25. paper with folded edges
  26. False
  27. the kind of paper
  28. a balloon
  29. False
  30. True
  31. fewer coins
  32. we measure it
  33. a battery cell
  34. False
  35. arches and domes
  36. weak bridge
  37. False
  38. we keep it the same
  39. False
  40. arches and domes

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