Lesson 19 · Conditional Flow · Part 1 — Level II · Guide

October 1, 2026 · Bridge Academy Python Program

Learning goals

• Combine conditions using and, or, not.
• Identify truthy and falsy values: 0, "", [], {}, None are falsy.
• Use short-circuit evaluation to write safe checks.
• Use in and not in for membership.

This lesson covers PCEP-30-02 objective 2.1.