zyBooks Ch. 2: Variables and Expressions Introduction to Programming with Python

Recorded in class on 7/21/25 covering some challenge and labs for Chapter 2. This recording does not cover every concept in the chapter, and specifically covers Challenge 2.1.3 on Variables and Assignments, Lab 2.14 Divide Input Integers using Floor Division in Python, and Lab 2.16 Expression for calories burned during workout. Chapter 2 introduces key Python concepts. It covers variables for storing data, identifiers for naming, and objects, which are the core of Python. You'll learn about floating-point numbers, arithmetic expressions, and Python's division and modulo operations. It also explains modules, focusing on the math module for advanced math and generating random numbers. Finally, the chapter explores how Python handles and represents text.