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Paper Bridge STEM Challenge Worksheet

Science experiments lesson 26: Paper bridge challenge · Set 544 · 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.🏗️ Where does a hollow bird bone get its strength from? (a) tubes (b) triangles (c) arches and domes
  2. 2.True or false: a battery cell is needed for the paper bridge. (a) False (b) True
  3. 3.🔮 Predict: you make more, closer zigzag folds. The bridge holds ___ coins. (a) fewer (b) the same number of (c) more (d) zero
  4. 4.🧺 Which of these is needed for the paper bridge? (a) a balloon (b) yeast (c) a mirror (d) a ruler
  5. 5.True or false: sheets of paper is needed for the paper bridge. (a) False (b) True
  6. 6.🧺 Do we need coins for the paper bridge? (a) not needed (b) needed
  7. 7.🔮 Predict: the gap between the books gets wider. The bridge holds ___. (a) only water (b) more coins (c) the same coins (d) fewer coins
  8. 8.🔍 Which is the odd one out? (a) a zigzag-folded sheet (b) a torn flat sheet (c) a wet flat sheet (d) one flat sheet
  9. 9.🌉 Which of these makes a strong bridge? (a) a wet flat sheet (b) a zigzag-folded sheet (c) one flat sheet (d) a torn flat sheet
  10. 10.🔍 What happens to a flat paper bridge with just a few coins on it? (a) it floats up (b) it turns to card (c) it sags and falls (d) it gets stronger
  11. 11.🔍 Which is the odd one out? (a) a flat tissue (b) a wet flat sheet (c) one flat sheet (d) a U-shaped channel
  12. 12.True or false: a mirror is not needed for the paper bridge. (a) True (b) False
  13. 13.🏗️ Which of these gets its strength from a tube shape? (a) an old stone bridge (b) an electric tower (c) a temple dome (d) a bamboo pole
  14. 14.🧺 Three of these are needed for the paper bridge. Which one is NOT needed? (a) sheets of paper (b) two books (c) a mirror (d) coins
  15. 15.🌉 Does a flat tissue make a strong or a weak bridge? (a) weak bridge (b) strong bridge
  16. 16.True or false: a round pillar gets its strength from a tube shape. (a) False (b) True
  17. 17.🧺 Do we need sheets of paper for the paper bridge? (a) not needed (b) needed
  18. 18.🧺 Which of these is needed for the paper bridge? (a) a magnet (b) turmeric powder (c) a balloon (d) two books
  19. 19.🛟 Coins have been touched by many hands. After the experiment you should ___. (a) skip washing (b) wash your hands (c) rub your eyes (d) lick your fingers
  20. 20.True or false: turmeric powder is not needed for the paper bridge. (a) True (b) False
  21. 21.⚖️ Fair test — which paper shape holds the most coins? What do we do with “the kind of paper”? (a) we keep it the same (b) we change it (c) we measure it
  22. 22.True or false: a temple dome gets its strength from triangles. (a) False (b) True
  23. 23.True or false: a wet flat sheet makes a strong bridge. (a) True (b) False
  24. 24.🌉 Which of these makes a weak bridge? (a) a zigzag-folded sheet (b) one flat sheet (c) paper with folded edges (d) rolled paper tubes
  25. 25.⚖️ Fair test — which paper shape holds the most coins? What do we do with “coins it holds”? (a) we keep it the same (b) we change it (c) we measure it
  26. 26.🌉 Does a zigzag-folded sheet make a strong or a weak bridge? (a) strong bridge (b) weak bridge
  27. 27.🔮 Predict: you put the coins in the middle instead of near the ends. The bridge bends ___. (a) more (b) not at all (c) less (d) upward
  28. 28.🧺 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
  29. 29.🧺 Which of these is not needed for the paper bridge? (a) a mirror (b) a ruler (c) sheets of paper (d) coins
  30. 30.True or false: an eggshell gets its strength from triangles. (a) True (b) False
  31. 31.🌉 Does one flat sheet make a strong or a weak bridge? (a) strong bridge (b) weak bridge
  32. 32.🌉 Does a wet flat sheet make a strong or a weak bridge? (a) strong bridge (b) weak bridge
  33. 33.🧺 Do we need two books for the paper bridge? (a) needed (b) not needed
  34. 34.⚖️ Fair test — which paper shape holds the most coins? True or false: the kind of paper is the one thing we change. (a) True (b) False
  35. 35.True or false: a balloon is needed for the paper bridge. (a) False (b) True
  36. 36.True or false: one flat sheet makes a strong bridge. (a) True (b) False
  37. 37.True or false: a bridge truss gets its strength from triangles. (a) True (b) False
  38. 38.🏗️ Where does a bamboo pole get its strength from? (a) arches and domes (b) triangles (c) tubes
  39. 39.🔍 Which is the odd one out? (a) a flat tissue (b) a wet flat sheet (c) one flat sheet (d) rolled paper tubes
  40. 40.🧺 Three of these are needed for the paper bridge. Which one is NOT needed? (a) a ruler (b) sheets of paper (c) a magnet (d) coins

Answer key

  1. tubes
  2. False
  3. more
  4. a ruler
  5. True
  6. needed
  7. fewer coins
  8. a zigzag-folded sheet
  9. a zigzag-folded sheet
  10. it sags and falls
  11. a U-shaped channel
  12. True
  13. a bamboo pole
  14. a mirror
  15. weak bridge
  16. True
  17. needed
  18. two books
  19. wash your hands
  20. True
  21. we keep it the same
  22. False
  23. False
  24. one flat sheet
  25. we measure it
  26. strong bridge
  27. more
  28. turmeric powder
  29. a mirror
  30. False
  31. weak bridge
  32. weak bridge
  33. needed
  34. False
  35. False
  36. False
  37. True
  38. tubes
  39. rolled paper tubes
  40. a magnet

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