Is it an inch? Definition and examples of inch length for second graders.

📚 What is an Inch?

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• An inch is a unit of length, like a tiny step on a ruler.
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• One inch is about the length of your thumb from the first knuckle to the tip.
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• We use inches to measure small things, like the length of a crayon or a toy car.
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• 12 inches make up 1 foot.
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• Use a ruler to see how long an inch is!

📏 Examples of Inch Length

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• A new crayon is about 3 inches long.
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• A small cookie might be 2 inches across.
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• A toy car could be 4 inches long.
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• A smartphone is around 6 inches long.
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• A caterpillar might be 1 inch long.

Practice Quiz

1. What is an inch used for?
1. A. Measuring weight
2. B. Measuring length
3. C. Measuring time
4. D. Measuring temperature
2. About how long is one inch?
1. A. The length of your foot
2. B. The length of your thumb from the first knuckle to the tip
3. C. The length of your arm
4. D. The length of your hair
3. How many inches are in a foot?
1. A. 10
2. B. 12
3. C. 30
4. D. 100
4. Which of these is likely to be about 3 inches long?
1. A. A car
2. B. A house
3. C. A crayon
4. D. A tree
5. Which item is closest to one inch?
1. A. A pencil
2. B. A book
3. C. A paperclip
4. D. A table
6. If a toy train is 5 inches long and another is 2 inches long, what is their combined length?
1. A. 3 inches
2. B. 7 inches
3. C. 10 inches
4. D. 12 inches
7. What is the best tool to measure inches?
1. A. A scale
2. B. A clock
3. C. A ruler
4. D. A cup