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Measuring with Informal Units

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Measuring with Informal Units

Measuring tools including paperclips, pencils and blocks

📏 Part 1: Choose the Best Unit

1. Which unit would be best to measure a book?

Paperclips

Pencils

Blocks

2. Which unit would be best to measure your desk?

Paperclips

Pencils

Blocks

3. Tom measured a window with paperclips and got 20 paperclips. Sarah measured the same window with blocks and got 8 blocks. Who is correct?

Only Tom

Only Sarah

Both are correct

4. Why is it important to use the same unit when measuring?

To make it fair

To compare properly

Both reasons

📊 Part 2: Recording Measurements

5. Complete this measurement chart. Use the pictures to help you count.

My pencil case is:

_______ paperclips long

_______ blocks long

My ruler is:

_______ paperclips long

_______ blocks long

6. Circle which measurement is longer:

5 pencils OR 5 paperclips

3 blocks OR 3 paperclips

7. Draw a line that is 4 paperclips long:
8. Explain why different units give different numbers when measuring the same object:

🏠 Part 3: Measuring at Home

9. Find something at home to use as a measuring unit. Draw it here:
10. Use your unit to measure 3 things at home. Write your results:

Object 1: _________________ is _______ units long

Object 2: _________________ is _______ units long

Object 3: _________________ is _______ units long

11. Which object was the longest? Circle your answer:

Object 1 Object 2 Object 3

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