This resource introduces students to decision making and looping structures in Python programming. Students learn how programs make decisions and repeat actions using conditional statements and loops.

Loops are a commonly used structure in programming that allows you to repeat a block of code a set number of times, or until you meet a particular condition. This is useful for many reasons. For ...

A clear, visual introduction to loops in Python. This free poster focuses on for loops, helping students understand how code repeats and how loops are used in programs. Designed for classroom display, ...

In the following example, we loop through a list of numbers, and use the variable digit to hold each number in turn: Strings in Python are considered “sequences” — they can be iterated over, and the ...

Learn how to write cleaner Python with enumerate, zip, generator expressions, itertools, and functional tools for readable, memory-efficient data processing.