Investigating How People Measured Length

Multiple Choice

Look at the title for Lesson 6, part 2. What is its theme?

• weight

• length

• speed

• centimeters

• ancient people

Open Ended

(Your Opinion) How do you measure the length of things around you when you do not have a ruler?

​

How did people measure length?

​Title question p.88

​Title question: How did people measure length?

​

​Hint: What did ancient people use to measure the length of things around them?

​A quick vocabulary review

​Body part identification

​

​Instructions:

1. Raise your left hand.

2. Point to the body part called out with your right hand.

​​Scan the text

​

​	​Units of measurement
​1	​
2​	​
3​	​
4​	​
5​	​
6​	​

​- 30 seconds

​

​​Scan the text

​

​	​Units of measurement
​1	​
2​	​
3​	​
4​	​
5​	​
6​	​

​- 30 seconds

• find as many of the 6 units as you can

  (in Lesson 6, part 2)

​​Scan the text

​

​	​Units of measurement
​1	​
2​	​
3​	​
4​	​
5​	​
6​	​

​-------->

Multiple Select

Which body parts are used for the units you read about? (Choose one or more answers.)

• arm

• foot

• leg

• hand

• ankle

​Matching: Write the unit for each picture.

​

Define: Write the explanation of the picture in words (use your text!)

​​

​Question: Which one is the "digit" unit?

​

​Which country are you?

Egypt or Japan​

Circle it on your worksheet​

Assigning Roles​

​Textbook

​

​Measure using your country's (Egypt or Japan) old units.

​Desk

​Task 3: Measuring Classroom

Things

​Textbook

​

​Measure using your country's (Egypt or Japan) old units.

​Desk

​Task 3: Measuring Classroom

Things

cubits, span, digits OR shaku, sun​

​

Why do you think people used parts of the human body for measuring in ancient times?

Discussion Point

​Group Discussion

​Compare your data

• What did you learn?

• What problems do you have?​

​Group Discussion

​Choose a standard

• Compare all of your data and choose one person to be the standard.

​

ex) In ancient Egypt, the standard cubit was the Pharaoh's cubit​

​

​

​

​Measure using your country's (Egypt or Japan) old units.

​Task 4: Measuring Mystery Sticks

​Task 4: Trading Mystery Sticks

​Rules:

• ​You cannot show the other country your stick.

• You can only talk using your country's units

​Task 4: Trading Mystery Sticks

​Rules:

• ​You cannot show the other country your stick.

• You can only talk using your country's units

Are there

any problems?​

Replace this with your body text.

​Happy teaching!

​How do we measure things in our daily lives now?

​

The metric system

(m - cm - mm)

​

​

...but is it the only system we use??​

​How are rooms measured in Japanese buildings?

​How are rooms measured in Japanese buildings?

​in 畳, or jo

​How are rooms measured in Japanese buildings?

​To 'fill' a room...

​​Air Conditioners/'aircon'

​

​​Lights

​

​use "jo"

Poll

I can understand the origins of units and various measurement systems.

• I understand

• I somewhat understand

• I don't understand

Poll

I can exchange ideas about the units that would be useful.

• I can do this well.

• I need help. / I can sometimes do this.

• I can't do this.

Poll

I can express my opinion about measuring systems.

• I can do this well.

• I can sometimes express my opinion in English.

• I can't do this.

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Open Ended

Your Opinion: How will you measure the length of things around you when you do not have a ruler?

​Why are the measurement systems of the past different from the measurement systems we use today?

​Discussion Point