Lesson 25 · Error Handling · Part 1 — Level I · Guide

November 12, 2026 · Bridge Academy Python Program

Learning goals

• Use try and except.
• Recognize common exception types.
• Write separate handlers for different errors.
• Keep programs from crashing on bad input.

Students begin error handling with common exceptions they can already understand from earlier units: bad conversions, missing keys, missing indexes, and division by zero.