- A sketching problem based on an exercise in previous edition and similar to Ex. 3.66 in the 7th edition
- Astronaut's weight on Mars, Ex. 3.80
- Ice skater, Ex. 3.83
If the podcast is not downloaded, clicking the PLAY button only gets you the audio stream. The visual content will appear in the Now Playing window (lower left of iTunes) only if you download to your computer.
Pop out the Now Playing window to view full screen.