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4th Grade

Reading comprehension, writing, multiplication, division, and problem solving

Worksheet for 2026-09-16

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📖 Comparing Bridge Shapes

Students built paper bridges shaped as a flat strip, an arch, and a folded beam. Each bridge spanned the same gap. They added pennies one at a time until each bridge bent. The folded beam supported the most pennies in their test.

1. What is being investigated or observed?

 

2. What important method or condition is described?

 

3. What result or pattern was found?

 

4. Why is the final detail important?

 

✏️ Writing

Write a paragraph explaining the evidence in 'Comparing Bridge Shapes' and what conclusion it supports.

➕ Math

1. Find the area of a 9 by 10 rectangle: ______
2. Find the perimeter of the same rectangle: ______
3. How many degrees are in a right angle? ______
4. Name an angle smaller than 90°: __________________

🎨 Color & Create

Create a labeled data table, diagram, or graph for the investigation.

View Answer Key

📖 Reading Answers

  1. Students built paper bridges shaped as a flat strip, an arch, and a folded beam.
  2. Each bridge spanned the same gap.
  3. They added pennies one at a time until each bridge bent.
  4. The folded beam supported the most pennies in their test.

➕ Math Answers

  1. 90
  2. 38
  3. 90°
  4. Acute angle

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