Character
Domain: Programming Fundamentals
🎯 Motivation
Text is made up of individual characters - letters, digits, punctuation, symbols. Each character is a building block of strings.
📋 Concrete Example
'A' is a character, '7' is a character, '!' is a character. len('Hello') = 5 because it has 5 characters.
🔗 Analogy
Individual tiles in a Scrabble game - each tile is one letter. You arrange them to spell words.