Paper Bridge STEM Challenge Worksheet

Science experiments lesson 26: Paper bridge challenge · Set 83 · 40 questions

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.

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

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