Chp 1
- Activity 1.5.4: meeting --> meaning
- Activity 1.6.3: Or ctl-z to quit

Chp 2
- Activity 2.1.3: a --> 'a' (there is no character type in Python.)

Chp 4
- Activity 4.1.4-4.1.6 - cannot do them
- Activity 4.5: In general, it is not advisable to compare float with int because of the precision problem.

Chp 5
- Activity 5.2.3: A, B, C, and D can be used as a variable name. max, min, and len are not reserved words.
- "Defining a function creates a variable with the same name" --> "Defining a function creates a function object and binds it to the function's name"
- Activity 5.9.1 - The answer should be "parameters". It is a bug in the html code.

Chp 6
- Activity 6.2.2 - cannot do it