Throughout the text, there are textboxes of various colors with icons to differentiate them, as follows:

Examples

These boxes work through examples.

Activities

These boxes provide instructions and guidance for activities for you to try.

Pull Outs

These boxes include additional information and interesting side notes that aren’t crucial to the text but that might be interesting.

Key Points

These boxes, which appear at the end of most chapters, list the key takeaways from the chapter. Short chapters don’t have these.

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