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Paper Bridge STEM Challenge Worksheet

Science experiments lesson 26: Paper bridge challenge · Set 776 · 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? Which of these is the one thing we change? (a) the gap between books (b) the shape of the paper (c) where coins are placed (d) the kind of paper
  2. 2.🌉 Does a U-shaped channel make a strong or a weak bridge? (a) weak bridge (b) strong bridge
  3. 3.🏗️ Which of these gets its strength from arches or domes? (a) a hollow bird bone (b) a temple dome (c) a round pillar (d) a bamboo pole
  4. 4.🌉 Which of these makes a weak bridge? (a) paper with folded edges (b) a zigzag-folded sheet (c) a torn flat sheet (d) rolled paper tubes
  5. 5.⚖️ Fair test — which paper shape holds the most coins? Which of these is kept the same? (a) coins it holds (b) the shape of the paper (c) the kind of coins
  6. 6.🧺 Do we need a magnet for the paper bridge? (a) not needed (b) needed
  7. 7.True or false: a ruler is needed for the paper bridge. (a) True (b) False
  8. 8.🔮 Predict: the gap between the books gets wider. The bridge holds ___. (a) the same coins (b) more coins (c) only water (d) fewer coins
  9. 9.🧺 Do we need a battery cell for the paper bridge? (a) needed (b) not needed
  10. 10.True or false: paper with folded edges makes a strong bridge. (a) False (b) True
  11. 11.True or false: rolled paper tubes makes a strong bridge. (a) False (b) True
  12. 12.🧺 Which of these is needed for the paper bridge? (a) a mirror (b) sheets of paper (c) yeast (d) a magnet
  13. 13.🛟 How should the two books be placed for the paper bridge? (a) low and steady (b) on top of a pet (c) on a stool edge (d) high and wobbly
  14. 14.🌉 Why does a zigzag-folded sheet hold more coins than a flat one? (a) folds make it wet (b) folds add glue (c) folds make it stiffer (d) folds are magnetic
  15. 15.🧺 Which of these is not needed for the paper bridge? (a) turmeric powder (b) a ruler (c) coins (d) sheets of paper
  16. 16.🏗️ Where does a hollow bird bone get its strength from? (a) arches and domes (b) triangles (c) tubes
  17. 17.True or false: a balloon is not needed for the paper bridge. (a) True (b) False
  18. 18.🔮 Predict: you put the coins in the middle instead of near the ends. The bridge bends ___. (a) more (b) less (c) upward (d) not at all
  19. 19.🧺 Three of these are needed for the paper bridge. Which one is NOT needed? (a) turmeric powder (b) sheets of paper (c) two books (d) coins
  20. 20.🔮 Predict: you make more, closer zigzag folds. The bridge holds ___ coins. (a) fewer (b) zero (c) more (d) the same number of
  21. 21.True or false: a roof frame gets its strength from triangles. (a) True (b) False
  22. 22.🧺 Which of these is not needed for the paper bridge? (a) a ruler (b) yeast (c) coins (d) sheets of paper
  23. 23.🧺 Three of these are needed for the paper bridge. Which one is NOT needed? (a) a ruler (b) sheets of paper (c) yeast (d) two books
  24. 24.🧺 Three of these are needed for the paper bridge. Which one is NOT needed? (a) sheets of paper (b) a ruler (c) a magnet (d) two books
  25. 25.🌉 Does paper with folded edges make a strong or a weak bridge? (a) weak bridge (b) strong bridge
  26. 26.🔍 Which is the odd one out? (a) one flat sheet (b) a wet flat sheet (c) a U-shaped channel (d) a flat tissue
  27. 27.True or false: a flat tissue makes a weak bridge. (a) True (b) False
  28. 28.True or false: a torn flat sheet makes a weak bridge. (a) False (b) True
  29. 29.🧺 Do we need turmeric powder for the paper bridge? (a) not needed (b) needed
  30. 30.🏗️ Where does a roof frame get its strength from? (a) arches and domes (b) triangles (c) tubes
  31. 31.🧺 Three of these are needed for the paper bridge. Which one is NOT needed? (a) two books (b) coins (c) sheets of paper (d) a balloon
  32. 32.🧺 Which of these is needed for the paper bridge? (a) a magnet (b) a mirror (c) a ruler (d) a balloon
  33. 33.🧺 Do we need a ruler for the paper bridge? (a) not needed (b) needed
  34. 34.True or false: a roof frame gets its strength from a tube shape. (a) False (b) True
  35. 35.🏗️ Where does an old stone bridge get its strength from? (a) tubes (b) triangles (c) arches and domes
  36. 36.🧺 Which of these is needed for the paper bridge? (a) a mirror (b) a balloon (c) turmeric powder (d) two books
  37. 37.🛟 Coins have been touched by many hands. After the experiment you should ___. (a) wash your hands (b) rub your eyes (c) lick your fingers (d) skip washing
  38. 38.⚖️ Fair test — which paper shape holds the most coins? True or false: coins it holds is what we measure. (a) False (b) True
  39. 39.True or false: a magnet is not needed for the paper bridge. (a) False (b) True
  40. 40.True or false: yeast is not needed for the paper bridge. (a) False (b) True

Answer key

  1. the shape of the paper
  2. strong bridge
  3. a temple dome
  4. a torn flat sheet
  5. the kind of coins
  6. not needed
  7. True
  8. fewer coins
  9. not needed
  10. True
  11. True
  12. sheets of paper
  13. low and steady
  14. folds make it stiffer
  15. turmeric powder
  16. tubes
  17. True
  18. more
  19. turmeric powder
  20. more
  21. True
  22. yeast
  23. yeast
  24. a magnet
  25. strong bridge
  26. a U-shaped channel
  27. True
  28. True
  29. not needed
  30. triangles
  31. a balloon
  32. a ruler
  33. needed
  34. False
  35. arches and domes
  36. two books
  37. wash your hands
  38. True
  39. True
  40. True

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