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Paper Bridge STEM Challenge Worksheet

Science experiments lesson 26: Paper bridge challenge · Set 465 · 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.🔍 Which is the odd one out? (a) a zigzag-folded sheet (b) rolled paper tubes (c) a wet flat sheet (d) paper with folded edges
  2. 2.🏗️ Where does an electric tower get its strength from? (a) arches and domes (b) tubes (c) triangles
  3. 3.True or false: a round pillar gets its strength from triangles. (a) False (b) True
  4. 4.🌉 Does a zigzag-folded sheet make a strong or a weak bridge? (a) strong bridge (b) weak bridge
  5. 5.🧺 Do we need a balloon for the paper bridge? (a) needed (b) not needed
  6. 6.🛟 How should the two books be placed for the paper bridge? (a) on top of a pet (b) on a stool edge (c) high and wobbly (d) low and steady
  7. 7.🏗️ Where does a roof frame get its strength from? (a) tubes (b) triangles (c) arches and domes
  8. 8.🧺 Three of these are needed for the paper bridge. Which one is NOT needed? (a) two books (b) coins (c) a ruler (d) a magnet
  9. 9.🏗️ Which of these gets its strength from a tube shape? (a) an electric tower (b) a round pillar (c) a temple dome (d) a roof frame
  10. 10.🧺 Do we need yeast for the paper bridge? (a) needed (b) not needed
  11. 11.🏗️ Where does a bamboo pole get its strength from? (a) arches and domes (b) triangles (c) tubes
  12. 12.🧺 Three of these are needed for the paper bridge. Which one is NOT needed? (a) sheets of paper (b) yeast (c) coins (d) two books
  13. 13.🌉 Does a torn flat sheet make a strong or a weak bridge? (a) strong bridge (b) weak bridge
  14. 14.True or false: coins is not needed for the paper bridge. (a) True (b) False
  15. 15.🏗️ Which of these gets its strength from triangles? (a) an eggshell (b) a bridge truss (c) an old stone bridge (d) a hollow bird bone
  16. 16.🧺 Three of these are needed for the paper bridge. Which one is NOT needed? (a) coins (b) a balloon (c) sheets of paper (d) two books
  17. 17.🧺 Which of these is not needed for the paper bridge? (a) two books (b) a ruler (c) sheets of paper (d) a balloon
  18. 18.🌉 Does a wet flat sheet make a strong or a weak bridge? (a) strong bridge (b) weak bridge
  19. 19.🧺 Do we need coins for the paper bridge? (a) needed (b) not needed
  20. 20.True or false: paper with folded edges makes a strong bridge. (a) True (b) False
  21. 21.🌉 Why does a zigzag-folded sheet hold more coins than a flat one? (a) folds make it wet (b) folds add glue (c) folds are magnetic (d) folds make it stiffer
  22. 22.🧺 Three of these are needed for the paper bridge. Which one is NOT needed? (a) two books (b) a mirror (c) a ruler (d) sheets of paper
  23. 23.🔮 Predict: the gap between the books gets wider. The bridge holds ___. (a) fewer coins (b) the same coins (c) more coins (d) only water
  24. 24.🧺 Do we need a ruler for the paper bridge? (a) needed (b) not needed
  25. 25.⚖️ Fair test — which paper shape holds the most coins? Which of these is what we measure? (a) the shape of the paper (b) coins it holds (c) where coins are placed (d) the kind of coins
  26. 26.⚖️ Fair test — which paper shape holds the most coins? What do we do with “the kind of coins”? (a) we keep it the same (b) we change it (c) we measure it
  27. 27.True or false: a zigzag-folded sheet makes a strong bridge. (a) False (b) True
  28. 28.🧺 Three of these are needed for the paper bridge. Which one is NOT needed? (a) a ruler (b) a battery cell (c) coins (d) two books
  29. 29.True or false: a bamboo pole gets its strength from a tube shape. (a) True (b) False
  30. 30.🔍 Which is the odd one out? (a) a wet flat sheet (b) a flat tissue (c) a torn flat sheet (d) rolled paper tubes
  31. 31.⚖️ Fair test — which paper shape holds the most coins? True or false: the shape of the paper is kept the same. (a) False (b) True
  32. 32.⚖️ Fair test — which paper shape holds the most coins? True or false: the kind of paper is kept the same. (a) True (b) False
  33. 33.True or false: coins is needed for the paper bridge. (a) False (b) True
  34. 34.🧺 Do we need sheets of paper for the paper bridge? (a) not needed (b) needed
  35. 35.🧺 Which of these is not needed for the paper bridge? (a) two books (b) a battery cell (c) sheets of paper (d) coins
  36. 36.🌉 Does paper with folded edges make a strong or a weak bridge? (a) strong bridge (b) weak bridge
  37. 37.⚖️ Fair test — which paper shape holds the most coins? True or false: the kind of coins is kept the same. (a) True (b) False
  38. 38.🏗️ Which of these gets its strength from arches or domes? (a) a bridge truss (b) an electric tower (c) an eggshell (d) a bamboo pole
  39. 39.🔍 What happens to a flat paper bridge with just a few coins on it? (a) it sags and falls (b) it gets stronger (c) it floats up (d) it turns to card
  40. 40.⚖️ 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

Answer key

  1. a wet flat sheet
  2. triangles
  3. False
  4. strong bridge
  5. not needed
  6. low and steady
  7. triangles
  8. a magnet
  9. a round pillar
  10. not needed
  11. tubes
  12. yeast
  13. weak bridge
  14. False
  15. a bridge truss
  16. a balloon
  17. a balloon
  18. weak bridge
  19. needed
  20. True
  21. folds make it stiffer
  22. a mirror
  23. fewer coins
  24. needed
  25. coins it holds
  26. we keep it the same
  27. True
  28. a battery cell
  29. True
  30. rolled paper tubes
  31. False
  32. True
  33. True
  34. needed
  35. a battery cell
  36. strong bridge
  37. True
  38. an eggshell
  39. it sags and falls
  40. False

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