Lesson 1 — What Is a Function?

Level: Warrior — roughly Grade 8 / ages 13–14 Duration: 25–35 minutes Format: Write real Python in the browser (runs instantly) Concept: Creating functions with def and calling them

Learning Objective

Kids create a function with def and call it.

Do It Together (Parent-Child Co-participation)

Think of things in life you do repeatedly that could be named as a set — like the tooth-brushing routine = a brush() function.