Does your class know the history behind today's telephone? They will after reading a very interesting one-page informational passage. They'll learn all about the way phones have progressed to the amazing devices they've become as they underline key details in order to identify the main idea of the passage. This is a great passage to use when teaching summarizing a text.

Concepts

main ideas, central ideas, key details, details, summaries

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Additional Tags

key details, summary, main idea, english language arts

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Pros

• The resource can be used as a warm-up activity or as an assessment tool 

Cons

• None