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IB Computer Science · HL

Computer Science

Core + HL extension — system fundamentals, computer organisation, networks, computational thinking, abstract data structures, resource management, control, plus the OOP option. Discover each idea, then drill it.

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🗺️ Computer Science · adventure map

sail island to island — clear each to unlock the next
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Level 00· Pro
Topic 0 · Programming Fundamentals (Python)
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0%
Level 01
Topic 1 · System Fundamentals
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Level 02· Pro
Topic 2 · Computer Organisation
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Level 03· Pro
Topic 3 · Networks
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Level 04· Pro
Topic 4 · Abstract Data Structures (HL)
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Level 05· Pro
Topic 5 · Resource Management (HL)
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Level 06· Pro
Topic 6 · Control Systems (HL)
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Level 07· Pro
Topic 7 · Object-Oriented Programming (HL)
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Level 08· Pro
Topic 8 · Databases (HL Option)
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Level 09· Pro
Topic 9 · Case Study & Internal Assessment
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Level 10· Pro
Topic 10 · Modelling & Simulation (HL Option)
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Level 11· Pro
Reference · Glossary + Construct Practice

Computer Science · 12 topics

Free · T1·Ch1
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Topic 00
Topic 0 · Programming Fundamentals (Python)
Variables, loops, functions and lists — by tracing, not reading.
0%· 10/10
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Topic 01
Topic 1 · System Fundamentals
How real software gets built: SDLC, stakeholders, deployment. Beginner-friendly: no coding needed.
0%· 3/3
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Topic 02Pro
Topic 2 · Computer Organisation
Bases, two's complement, logic — and what the CPU is actually doing.
0%· 7/7
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Topic 03Pro
Topic 3 · Networks
From cables to cloud: how data moves and how to keep it safe.
0%· 5/5
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Topic 04Pro
Topic 4 · Abstract Data Structures (HL)
Stacks, queues, lists, recursion and trees.
0%· 8/8
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Topic 05Pro
Topic 5 · Resource Management (HL)
The OS as referee — CPU time, memory, devices, processes.
0%· 3/3
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Topic 06Pro
Topic 6 · Control Systems (HL)
Sensors → controller → actuators — software in the physical world.
0%· 3/3
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Topic 07Pro
Topic 7 · Object-Oriented Programming (HL)
Classes, objects, inheritance — modelling with Python classes.
0%· 4/4
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Topic 08Pro
Topic 8 · Databases (HL Option)
Database models, data warehousing, ETL and data mining.
0%· 4/4
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Topic 09Pro
Topic 9 · Case Study & Internal Assessment
How to crack the annual Case Study, and how to nail the IA.
0%· 4/4
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Topic 10Pro
Topic 10 · Modelling & Simulation (HL Option)
When reality is dangerous, expensive, slow or impossible — simulate.
0%· 4/4
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Topic 11Pro
Reference · Glossary + Construct Practice
Glossary of every term + dedicated Construct/pseudocode practice for Paper 1 Section B and Paper 2 HL Section B.
0%· 1/1
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