# data[].attributes.body
An index is an alphabetical list of names, subjects, etc.
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If you want to find something specific in the book, look in the index.

# data[].attributes.body
A timeline is a display of a list of events in chronological order.
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The events are listed in order

# data[].attributes.body
A map is a representation of an area of land or sea.
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Political maps show you boundaries of countries. Physical maps show you physical features.

# data[].attributes.body
A diagram represents something in a graphic form.
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A diagram is a visualization of what you want to see.

# data[].attributes.body
A title is the name of a book, composition, or another piece of work.
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Sometimes a title helps you know what the book or song is about. For example:
"Diary of a Wimpy Kid" is a "diary" about a wimpy kid.