Python – Level 2

🎯 What you’ll learn

• Defining functions
• Calling them many times
• Why functions keep code tidy

🎬 Animated demo

One function is written once and used everywhere.

🛠️ Project & application ideas

• Greeting function
• Shape-drawing functions

🎯 What you’ll learn

• Passing values in
• Getting answers back
• Default values

🎬 Animated demo

Values go into a function machine and a result comes out.

🛠️ Project & application ideas

• Unit converter
• BMI-style calculator

🎯 What you’ll learn

• Slicing and searching
• List comprehension basics
• Lists of lists

🎬 Animated demo

Watch a list get sliced, searched and sorted.

🛠️ Project & application ideas

• Top-5 scoreboard
• Seating chart

🎯 What you’ll learn

• Keys and values
• Looking things up fast
• Updating dictionaries

🎬 Animated demo

Type a word and the dictionary finds its meaning.

🛠️ Project & application ideas

• English–Kannada word book
• Phone contact book

🎯 What you’ll learn

• Fixed tuples
• Sets with no repeats
• Union and intersection

🎬 Animated demo

Two sets overlap and show what they share.

🛠️ Project & application ideas

• Common friends finder
• Unique word counter

🎯 What you’ll learn

• Nested loops
• Grids and tables
• Breaking out early

🎬 Animated demo

A grid fills row by row with nested loops.

🛠️ Project & application ideas

• Multiplication grid
• Tic-tac-toe board

🎯 What you’ll learn

• Reading and writing files
• Saving scores
• CSV basics

🎬 Animated demo

Data is saved to a file and loaded back later.

🛠️ Project & application ideas

• Diary app
• High-score saver

🎯 What you’ll learn

• Types of errors
• Catching errors
• Friendly error messages

🎬 Animated demo

A crash is caught and turned into a helpful message.

🛠️ Project & application ideas

• Safe number input
• Error detective challenge

🎯 What you’ll learn

• import and modules
• math, random and time
• Writing your own module

🎬 Animated demo

Tools arrive from a library box when you import them.

🛠️ Project & application ideas

• Stopwatch
• Maths helper module

🎯 What you’ll learn

• Drawing with code
• Shapes, colours and loops
• Patterns and art

🎬 Animated demo

Step through a turtle spiral program and watch each line grow longer.

🛠️ Project & application ideas

• Rangoli pattern
• Flag drawer

🎯 What you’ll learn

• Game loops
• Keyboard input
• Scores and levels

🎬 Animated demo

A simple game runs, keeps score and levels up.

🛠️ Project & application ideas

• Snake-style game
• Catch-the-ball game

🎯 What you’ll learn

• Plan features
• Functions + files + errors
• Test and share

🎬 Animated demo

A mini planner app adds tasks, saves them to a file and loads them back.

🛠️ Project & application ideas

• Homework planner
• Library book tracker (final project)