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Course List

A-Level Computer Science
- Resources
A-Level Information Technology
- Resources
- Introduction to Computer Networking
  - Internet Protocol (IP)
  - User Datagram Protocol (UDP) and Transport Control Protocol (TCP)
    - User Datagram Protocol (UDP) (lecture)
    - Transport Control Protocol (TCP) (lecture)
  - Application Layer Protocols (OSI Layers 5 through 7)
    - DHCP (lecture)
  - Physical and Data Link Layers
    - Ethernet (OSI Layers 1 and 2) (lecture)
- Unit 1
  - Topic 01: Hardware and Software
    - Topic 01 Summary
  - Topic 02: Networks
    - Topic 02 Summary
  - Topic 03: The Online Environment
    - Topic 03 Summary
  - Topic 05: Data and Databases
    - Topic 05 Summary
- Unit 2
  - Topic 07: Understanding the Functionality of HTML
    - Topic 07 Summary
    - Topic 07 Pearson Worksheet
  - Topic 08: Understanding the Functionality of CSS
    - Introduction to CSS (lecture)
    - CSS Selectors (lecture)
    - CSS Typography (lecture)
    - CSS Media Query (lecture)
    - CSS Display Property (lecture)
    - Coding Project - Responsive Design
  - Topic 09: Understanding the Functions of JavaScript
  - Topic 10: Designing Web Pages
  - Topic 11: Semantic Webs
  - SPRING BREAK PROJECT 2026
    - 2026 Spring Break Project (document)
- Unit 3
  - Topic 12: Manipulating Data
  - Topic 13: Enabling Technologies
  - Topic 14: Using IT Systems in Organisations
    - Order Processing: ACID (HTML)
- Unit 4
  - Project: Louis Libraries MS Access
    - Part 1
    - Part 2
    - Part 3
AP Computer Science A
- Introduction to Java
  - Java Basic Text Output (lecture)
  - Data Types
  - Variables and Expressions
  - Methods
  - Introduction to Classes
    - class Math (Introduction to Static Classes)
      - Using class Math (lecture)
      - ASSIGNMENT: Writing class UsingMath
        
        Writing class UsingMath (WORKSHEET)
        
        Java template code: UsingMath.java
        
        Writing class UsingMath (SOLUTION)
      - ASSIGNMENT: Writing class Geometry
        
        Writing class Geometry (lecture)
        
        Assignment: Writing class Geometry (WORKSHEET)
        
        Assignment: Writing class Geometry (SOLUTION)
    - class String (Using Objects)
  - Selection (if Statements)
    - Java boolean type, and if Statements (lecture)
    - Logical Operators (lecture)
    - Assignment isTeenager
    - Chaining and Nesting if Statements (lecture)
    - Assignment: Chained and Nested if
      - Chaining and Nesting (WORKSHEET)
      - Chaining and Nesting (SOLUTION)
    - Short Circuiting if Statements (lecture)
    - Selection Practice (WORKSHEET)
    - Selection Practice (SOLUTION)
  - Iteration (while and for Loops)
  - Arrays
    - Introduction to Arrays (lecture)
    - Arrays: Declaring and Initializing (WORKSHEET)
    - Arrays: Declaring and Initializing (SOLUTION)
    - Assignment: Linear Search and Histogram
      - Instructions for Coding Linear Search and Histogram (document)
      - Code: ArrayAssignment1.java
    - Assignment: Binary Search of an Array
    - Enhanced for Loop (lecture)
    - Pass by Reference (lecture)
    - Assignment: Arrays Practice
  - Arrays - 2D
    - Introduction to 2D Arrays (lecture)
    - Arrays 2D Practice
    - FRQ: class CandyBox
    - FRQ: class Crossword
    - class FarmPlots
  - Algorithms
    - Searching Algorithm: Binary Search
      - Binary Search (lecture)
    - Sorting Algorithm: Bubble Sort
      - A Bubble Sort Algorithm Example (lecture)
    - Sorting Algorithm: Selection Sort
      - Selection Sort Algorithm (document)
      - Selection Sort 1 (WORKSHEET)
    - Sorting Algorithm: Insertion Sort
      - The Insertion Sort Algorithm (document)
      - Insertion Sort 1 (WORKSHEET)
    - Recursive Sorting Algorithm: Merge Sort
      - Merge Sort (lecture)
  - Recursion
- Java Object-Oriented Programming (OOP)
  - Writing Classes (document)
  - Assignment: Simple Vector Class
  - Assignment: Simple BankAccount Class
    - Simple BankAccount Class (WORKSHEET)
    - Simple BankAccount Class (SOLUTION)
  - UML Class Diagrams (lecture)
  - PBL: class BankAccount
  - class ArrayList
    - Introduction to class ArrayList (lecture)
    - Java Collections and class ArrayList (document)
    - Worksheet: the Need for class ArrayList
      - The Need for class ArrayList (WORKSHEET)
    - Worksheet: ArrayList Practice
      - ArrayList Practice 1 (WORKSHEET)
      - ArrayList Practice 2 (WORKSHEET)
    - Assignment: class PlayingCards
      - Coding Assignment: class PlayingCards (document)
  - Assignment: class RandomizeIndexOrder
    - class RandomizeIndexOrder (Assignment)
  - Assignment: class Coordinate and others
  - class Scanner
    - Text Input and class Scanner (lecture)
    - class PriceCalculator (ASSIGNMENT)
  - Quiz class Student
    - Quiz: class Student (QUIZ)
  - Assignment: class Book and class Student
    - class Book and class Student (WORKSHEET)
  - PBL: class GradeBook
  - PBL: class PlayingCard
  - Assignment: class GameAccount
  - Writing Classes: class TrashCan
  - Assignment: class WeatherData
- TEST REVIEW
  - Primitive Types MCQ
  - Using Classes MCQ and FRQ
  - Boolean and if MCQ and FRQ
  - Iteration (while and for loops) MCQ and FRQ
  - Classes and Objects MCQ and FRQ
  - Arrays MCQ and FRQ
  - 2D Arrays MCQ and FRQ
  - ArrayList MCQ and FRQ
  - Recursion MCQ
    - Recursion MCQ
    - Recursion MCQ (solution)
  - 2026 Mock Exam Solutions
- AP Topic List
  - Unit 1: Using Objects and Methods
    - Topic 1.01: Introduction to Algorithms
    - Topic 1.02: Variables and Data Types
    - Topic 1.03: Expressions and Output
    - Topic 1.04: Assignment Statements and Input
      - Operators - Assignment and Arithmetic (lecture)
    - Topic 1.05: Casting and Range of Variables
    - Topic 1.06: Compound Assignment Operators
    - Topic 1.07: Application Programming Interface (API) and Libraries
    - Topic 1.08: Documentation with Comments
    - Topic 1.09: Method Signatures
      - Introduction to Java Methods (lecture)
      - Example Methods (lecture)
    - Topic 1.10: Calling Class Methods
    - Topic 1.11: Math Class
    - Topic 1.12: Objects: Instances of Classes
    - Topic 1.13: Object Creation and Storage (Instantiation)
    - Topic 1.14: Calling Instance Methods
    - Topic 1.15: String Manipulation
  - Unit 2: Selection and Iteration
    - Topic 2.01: Algorithms with Selection and Repetition
    - Topic 2.02: Boolean Expressions
    - Topic 2.03: if Statements
      - boolean and if (lecture)
      - Logical Operators (lecture)
      - Assignment: isTeenager
        
        Assignment isTeenager (assignment)
        
        Code: myPrint.java (Java Code)
        
        Code: isTeenager (Java Code)
        
        Assignment isTeenager (WORKSHEET)
    - Topic 2.04: Nested if Statements
      - Chaining and Nesting (lecture)
      - Assignment: Chained and Nested if
        
        Chaining and Nesting (WORKSHEET)
    - Topic 2.05: Compound Boolean Expressions
      - Short-circuiting Boolean Expressions (lecture)
    - Topic 2.06: Comparing Boolean Expressions
    - Topic 2.07: while Loops
      - The while loop (lecture)
      - Assignment: printCharGrid (WORKSHEET)
    - Topic 2.08: for Loops
      - Comparing the while and for loops (lecture)
    - Topic 2.09: Implementing Selection and Iteration
    - Topic 2.10: Implementing String Algorithms
    - Topic 2.11: Nested Iteration
    - Topic 2.12: Informal Run-Time Analysis
  - Unit 3: Class Creation
    - Topic 3.01: Abstraction and Program Design
      - UML Diagrams (lecture)
    - Topic 3.02: Impact of Program Design
    - Topic 3.03: Anatomy of a Class
    - Topic 3.04: Constructors
    - Topic 3.05: Methods: How to Write Them
    - Topic 3.06: Methods: Passing and Returning References of an Object
    - Topic 3.07: Class Variables and Methods
    - Topic 3.08: Scope and Access
    - Topic 3.09: this Keyword
  - Unit 4: Data Collections
    - Topic 4.01: Ethical and Social Issues Around Data Collection
    - Topic 4.02: Introduction to Using Data Sets
    - Topic 4.03: Array Creation and Access
    - Topic 4.04: Array Traversals
    - Topic 4.05: Implementing Array Algorithms
    - Topic 4.06: Using Text Files
    - Topic 4.07: Wrapper Classes
    - Topic 4.08: ArrayList Methods
    - Topic 4.09: ArrayList Traversals
    - Topic 4.10: Implementing ArrayList Algorithms
    - Topic 4.11: 2D Array Creation and Access
    - Topic 4.12: 2D Array Traversals
    - Topic 4.13: Implementing 2D Array Algorithms
    - Topic 4.14: Searching Algorithms
    - Topic 4.15: Sorting Algorithms
    - Topic 4.16: Recursion
    - Topic 4.17: Recursive Searching and Sorting
Electrical Engineering Club
- Resources
  - Book: Getting Started in Electronics - Forrest M. Mims
- Introduction to the Electronics Club
  - Electronics Club Semester 1 Post-Mortem (lecture)
- Unit 1: Analog Electronic Circuits
  - Introduction To Electronics
  - Resistance
    - ACTIVITY: Series Resistance
    - ACTIVITY: Parallel Resistance
      - Parallel Resistance (lecture)
      - Parallel Resistance (WORKSHEET)
    - ACTIVITY: Resistance Practice
      - Resistance Practice (lecture)
      - Resistance Practice (WORKSHEET)
    - ACTIVITY: Internal Resistance
      - Internal Resistance (lecture)
      - Internal Resistance (WORKSHEET)
    - The Physics of Resistance (WORKSHEET)
  - Capacitance
    - Capacitor Voltage and Current
  - Inductance
  - Diode
    - Diode Activity Setup (lecture)
    - ACTIVITY: Diode Forward Voltage versus Current
      - Diode Forward Voltage vs Current (WORKSHEET)
    - ACTIVITY: Zener Diode Reverse Voltage
      - Voltage Divider as a Voltage Regulator (WORKSHEET)
      - Zener Diode Reverse Voltage (WORKSHEET)
    - Diode Applications (lecture)
    - ACTIVITY: Light-Emitting Diode (LED) Forward Voltage versus Current
      - LED Forward Voltage vs Current (WORKSHEET)
    - ACTIVITY: Light-Emitting Diode (LED) Forward Voltage versus Color
      - LED Forward Voltage vs Color (WORKSHEET)
  - Bipolar Junction Transistor (BJT)
    - ACTIVITY: Base-Emitter Current vs Voltage
      - Base-Emitter Current vs Voltage (WORKSHEET)
    - ACTIVITY: Measureing Hfe
      - Measuring BJT Gain (Hfe) (WORKSHEET)
  - Metal Oxide Semiconductor Field Effect Transistor (MOSFET)
  - Operational Amplifier (Op-Amp)
  - The 555 Timer IC
- Unit 2: Digital Electronic Circuits
  - Digital Logic Gates
  - Sequential Logic
- Unit 3: Microcontrollers
  - What does a microcontroller look like? (image)
iGCSE Computer Science
- Unit 0: Introduction
- Unit 1: Problem Solving
- Unit 2: Programming
  - Eclispe, an Integrated Development Environment (IDE)
    - Using an IDE (Eclipse, or VS Code) (lecture)
    - Hello World - Writing a first program (lecture)
  - Introduction to Java
    - Java Basic Text Output (lecture)
    - Data Types
    - Variables and Expressions
    - Methods
    - Introduction to Classes
      - class Math (Introduction to Static Classes)
        
        Using class Math (lecture)
        
        ASSIGNMENT: Writing class UsingMath
        
        Writing class UsingMath (WORKSHEET)
        
        Java template code: UsingMath.java
        
        Writing class UsingMath (SOLUTION)
        
        ASSIGNMENT: Writing class Geometry
        
        Writing class Geometry (lecture)
        
        Assignment: Writing class Geometry (WORKSHEET)
        
        Assignment: Writing class Geometry (SOLUTION)
      - class String (Using Objects)
        
        String Class - part 1 (lecture)
        
        String Class - part 2 (lecture)
        
        String Escape Characters (lecture)
        
        String Class Methods Explained (document)
        
        String Class Basics (WORKSHEET)
        
        Coding Assignment: Binary Strings (WORKSHEET)
    - Selection (if Statements)
      - Java boolean type, and if Statements (lecture)
      - Logical Operators (lecture)
      - Assignment isTeenager
        
        Assignment: indentPrint and isTeenager
        
        Code: IndentPrint.java
        
        Code: IsTeenager.java
        
        Assignment: indentPrint and isTeenager (SOLUTION)
      - Chaining and Nesting if Statements (lecture)
      - Assignment: Chained and Nested if
        
        Chaining and Nesting (WORKSHEET)
        
        Chaining and Nesting (SOLUTION)
      - Short Circuiting if Statements (lecture)
      - Selection Practice (WORKSHEET)
      - Selection Practice (SOLUTION)
    - Iteration (while and for Loops)
    - Arrays
      - Introduction to Arrays (lecture)
      - Arrays: Declaring and Initializing (WORKSHEET)
      - Arrays: Declaring and Initializing (SOLUTION)
      - Assignment: Linear Search and Histogram
        
        Instructions for Coding Linear Search and Histogram (document)
        
        Code: ArrayAssignment1.java
      - Assignment: Binary Search of an Array
        
        Array Algorithms - Binary Search (lecture)
        
        Arrays - Binary Search (WORKSHEET)
        
        Arrays - Binary Search (SOLUTION)
      - Enhanced for Loop (lecture)
      - Pass by Reference (lecture)
      - Assignment: Arrays Practice
        
        Arrays Practice 1 (WORKSHEET)
        
        Arrays Practice 1 (SOLUTION)
        
        Arrays Practice 2 (WORKSHEET)
        
        Arrays Practice 2 (SOLUTION)
        
        Arrays Practice 3 (WORKSHEET)
        
        Arrays Practice 3 (SOLUTION)
    - Arrays - 2D
      - Introduction to 2D Arrays (lecture)
      - Arrays 2D Practice
        
        Array 2D Practice 1 (WORKSHEET)
        
        Array 2D Practice 1 (SOLUTION)
        
        Array 2D Practice 2 (WORKSHEET)
        
        Array 2D Practice 2 (SOLUTION)
      - FRQ: class CandyBox
        
        class CandyBox (assignment)
        
        class CandyBox (solution)
        
        class Candy (java)
        
        class CandyBox (java template, with test code)
      - FRQ: class Crossword
        
        class Crossword (assignment)
        
        class Crossword (solution)
        
        class Square (java)
        
        class Crossword (java template)
        
        class Main (java test code)
      - class FarmPlots
        
        class FarmPlots (assignment)
        
        class FarmPlots test output (document)
        
        Java Test Code: TestExperimentalFarm.java
    - Algorithms
      - Searching Algorithm: Binary Search
        
        Binary Search (lecture)
      - Sorting Algorithm: Bubble Sort
        
        A Bubble Sort Algorithm Example (lecture)
      - Sorting Algorithm: Selection Sort
        
        Selection Sort Algorithm (document)
        
        Selection Sort 1 (WORKSHEET)
      - Sorting Algorithm: Insertion Sort
        
        The Insertion Sort Algorithm (document)
        
        Insertion Sort 1 (WORKSHEET)
      - Recursive Sorting Algorithm: Merge Sort
        
        Merge Sort (lecture)
    - Recursion
  - IG Programming Assignments
    - Shopping List
      - File Operations (document)
      - Programming Problem 1: Shopping List (Assignment)
    - Surface Area of a Cuboid
      - Programming Problem 2: Surface Area of a Cuboid (Assignment)
    - Temperature Conversion
      - Programming Problem 3: Temperature Conversion (Assignment)
    - Coding a Bubble Sort Trace Table
      - Python: Coding a Bubble Sort Trace Table (worksheet)
      - bubble_sort.py (Python template code)
    - Two-Dimensional Array
      - Programming Problem 4: Two-Dimensional Array (Assignment)
    - Validation Function
      - Programming Problem 5: Validation Function (Assignment)
    - Riverside Center
      - Programming Problem 6: Riverside Center (Assignment)
    - Find Word in Email
      - Programming Problem 7: Find Word in Email (Assignment)
    - Logic Operators
      - Programming Problem 8: Logic Operators (Assignment)
    - Maths Problem
      - Programming Problem 9: Maths Problem (Assignment)
    - Class Results
      - Programming Problem 10: Class Results (Assignment)
- Unit 3: Data
  - Topic 12: Binary
    - Representing Data
  - Topic 13: Data Representation
    - Sound
    - Images
      - Introduction to Images (document)
      - Vocabulary for Images (WORKSHEET)
      - Reading a Bitmap File
        
        Reading a Bitmap File (document)
        
        Reading a Bitmap File (WORKSHEET)
      - Vector Graphics
        
        Markup Languages and Vector Graphics (SVG) (document)
        
        Example HTML with embedded SVG (html file)
        
        Example simple SVG file
  - Topic 14: Data Storage and Compression
    - Introduction to Data Storage (document)
    - Run-Length Encoding
      - Run-Length Encoing (WORKSHEET)
      - Run-Length Encoing (SOLUTION)
    - Huffman Encoding
  - Topic 15: Encryption
    - Encryption 1 (WORKSHEET)
    - Encryption 1 (SOLUTION)
- Unit 4: Computers
  - Topic 18: Logic
  - Topic 20: Programming Languages
  - Topic 16: Machines and Computational Models
  - Topic 17: Hardware
  - Topic 19: Software
- Unit 5: Communication and the Internet
  - Introduction to Computer Networking
    - Internet Protocol (IP)
    - User Datagram Protocol (UDP) and Transport Control Protocol (TCP)
      - User Datagram Protocol (UDP) (lecture)
      - Transport Control Protocol (TCP) (lecture)
    - Application Layer Protocols (OSI Layers 5 through 7)
      - DHCP (lecture)
    - Physical and Data Link Layers
      - Ethernet (OSI Layers 1 and 2) (lecture)
  - Topic 21: Networks
    - Topic 21 Summary - incomplete (document)
  - Topic 22: Network Security
    - Topic 22 Summary - incomplete (document)
  - Topic 23: The Internet and the World Wide Web
- Unit 6: The Bigger Picture
  - Topic 24: Computing and the Environmental Impact of Technology
  - Topic 25: Privacy
    - Topic 25 Privacy - Topic Test (document)
  - Topic 26: Digital Inclusion
    - Topic 26 Digital Inclusion - Topic Test (document)
  - Topic 27: Professionalism
    - Topic 27 Professionalism - Topic Test (document)
  - Topic 28: Computing and the Legal Impace of Technology
    - Topic 28 Computing and the Legal Impact of Technology - Topic Test (document)
  - Topic 29: Current and Emerging Trends
    - Topic 29 Current and Emerging Trends - Topic Test (document)
- 2025-2026 IG1 Review
- 2025-2026 IG2 Review
Introduction to Computer Science
- Representing Data
- Boolean Logic
- Eclispe, an Integrated Development Environment (IDE)
  - Using an IDE (Eclipse, or VS Code) (lecture)
  - Hello World - Writing a first program (lecture)
Introduction to Python
- Getting Started with Python
- Data Types in Python
  - Integers: int objects (document)
- Selection
- Iteration
- Container Types in Python
- Functions
  - Functions (document)
- IG Programming Assignments
  - Shopping List
    - File Operations (document)
    - Programming Problem 1: Shopping List (Assignment)
  - Surface Area of a Cuboid
    - Programming Problem 2: Surface Area of a Cuboid (Assignment)
  - Temperature Conversion
    - Programming Problem 3: Temperature Conversion (Assignment)
  - Coding a Bubble Sort Trace Table
    - Python: Coding a Bubble Sort Trace Table (worksheet)
    - bubble_sort.py (Python template code)
  - Two-Dimensional Array
    - Programming Problem 4: Two-Dimensional Array (Assignment)
  - Validation Function
    - Programming Problem 5: Validation Function (Assignment)
  - Riverside Center
    - Programming Problem 6: Riverside Center (Assignment)
  - Find Word in Email
    - Programming Problem 7: Find Word in Email (Assignment)
  - Logic Operators
    - Programming Problem 8: Logic Operators (Assignment)
  - Maths Problem
    - Programming Problem 9: Maths Problem (Assignment)
  - Class Results
    - Programming Problem 10: Class Results (Assignment)
Introduction to Web Design
- Creating a Basic Web Page
- Simple MCQ Server (with scoring)
  - MCQ Server - Part 1: Serve static files
  - MCQ Server - Part 2: Session Cookies
    - MCQ Server Part 2 (document)
    - session.py (Python)
  - MCQ Server - Part 3: User Authentication
  - MCQ Server - Part 4: Serving Multiple-Choice Question Pages
  - MCQ Server - Part 5: Grading Multiple-Choice Question Responses
  - MCQ Server - Part 6: Adding Your Own Functionality
    - MCQ Server Part 6 - Extending the Server (document)
    - MCQ Server - Allowing HTTP Access From Other Computers, MacOS (document)