Here is a collaborative solutions document you can use to share solutions, ideas and/or questions:
Lesson 1 - Position, Velocity, Acceleration
Lesson 3 - Motion Graphs
You can stop watching around the six-minute mark when he starts talking about calculus.
The two videos above come from this playlist which may be of interest.
Below is an optional video giving more examples.
Discussion of odd numbers starts at around the 2:00 mark. You can stop watching at 18:00 when he starts talking about Colorado.