Teach Computing

Revision notes, activities, lesson plans, teaching ideas, and other resources for GCSE, A-Level, and IB Computer Science teachers and students.

What's New

Boolean logic worksheet pack

These three Boolean logic worksheets have exam style questions on logic sta...

Edexcel Computer Science (9-1)

by Ann Weidmann et al Amazon.com | Amazon.co.uk | Book Depository This bo...

Dijkstra's algorithm video

This video is probably the best explanation of Dijkstra's algorithm for IB ...

Input-Process-Output (IPO) Model

The Input-Process-Output model is a simple topic but some students sometime...


A comprehensive review of hexadecimal. The video covers not only how to u...

Subprograms, Local Variables & Structured Programming

Subprograms are known by several different names - methods, functions, proc...

Utility Software and Models

Some students find the difference between operating system software and ut...

Data Structures

This video explains different types of data structures - 1 dimensional ar...

Operating System (OS) - GCSE Computer Science

A detailed overview of operating systems, starting with the general tasks t...

IB Computer Science

IB Computer Science resources are found here. The latest IB Computer Science syllabus (for first exams in May 2014) is divided into three sections: the Core content which includes 4 topics for all students and three additional topics for Higher Level (HL) students; the Options section where students study one of four options (which HL students having extra content compared to SL students) and the Internal Assessment. Click here for recommended IB Computer Science textbooks.

Skip to: Core, HL Extension, Options, Internal Assessment

SL / HL Core (80 hours)

Topic 1 - System Fundamentals (20 hours)

Topic 2 - Computer Organisation (6 hours)

Topic 3 - Networks (9 hours)

Topic 4 - Computational Thinking, Problem-Solving and Programming (45 hours)

HL Extension (45 hours)

Topic 5 - Abstract Data Structures (Higher Level only) (23 hours)

Topic 6 - Resource Management (8 hours)(HL)

Topic 7 - Control (14 hours)(HL)

Options (SL 30 hours) (HL 45 hours)

Option A - Databases

Option B - Modelling and Simulation

Option C - Web Science

Option D - Object Oriented Programming

IB Computer Science Internal Assessment (IA) Project

IB Computer Science Case Study 2018 Project