Teacher Resources (new)
A 4.2.1 / A 4.2.2 Data cleaning and feature selection
A4.2.1 emphasises data cleaning, as data quality directly impacts model performance. Techniques include handling outliers, removing duplicates, correcting/filtering data, transforming formats, and managing...
Activities
B 4.1.4 Worksheet 2
Name: _________________________ Consider the following Binary Search Tree: 50 / \ 30 70 / \ / \ ...
eBook
Case Study 2027
This eBook takes you through the 2027 Computer Science case study, generative AI for image creation, from the systems behind it to the challenges you research. Use it alongside the IB case study booklet...
Teacher Resources (new)
Lesson Starters Hub
This is the Lesson Starters hub. Every starter deck and answer booklet across the syllabus is indexed below, along with the method for running starters and the whole-syllabus score tracker. Lesson starters...
eBook
B 3.2.3 Abstraction Python (HL Only)
This section explains abstraction in OOP, emphasizing its significance in creating modular code. It covers the use of abstract classes to define common interfaces for subclasses. In the world of Object-Oriented...
eBook
B 3.2.2 Polymorphism Python (HL Only)
This section explores polymorphism in OOP, emphasising its role in code flexibility and reusability. It covers implementing dynamic polymorphism (e.g., method overriding) and applying static polymorphism...
eBook
B 3.2.1 Inheritance in OOP Python (HL Only)
This section explores inheritance in OOP for code reusability. It explains hierarchical relationships between parent and child classes, how to extend classes, and the impact of access modifiers (private,...
eBook
B 3.1.5 Encapsulation Python
This section explains encapsulation and information hiding in OOP. It covers principles, access modifiers (private, public), controlling class member access, and the importance of limiting access for...
eBook
B 3.1.3 Static and Non-Static Python
This section explains static vs. non-static (instance) variables and methods: their differences, usage, and scope. It covers when to use instance vs. class variables and how to apply these concepts in...
eBook
B 2.2.4 Queues Python
This section introduces the queue data structure, which operates on the FIFO principle (like a line at a store!). We'll explore key operations (enqueue, dequeue, front, isEmpty), their efficiency, and...