Networks – IB Computer Science (17 lessons)

17 ready-to-teach lessons for IB Diploma Computer Science (first assessment 2027): Networks. Every lesson has editable PowerPoint slides, a student worksheet and full answers, and the bundle costs less than buying the lessons one by one. A complete, ready-to-teach bundle for IB Computer Science (first assessment 2027): Networks, in 17 bespoke lessons written for the new syllabus. Every lesson comes with: - **Editable PowerPoint slides** – goals, starter, explanations, worked examples, a task and an exit ticket, with teacher notes - **Student worksheet (Word)** – structured questions that build from recall to exam-style application - **Answer sheet (Word)** – full model answers for quick marking or self-assessment Worth £84.83 if bought lesson by lesson. ## What's inside **A2.1 Network fundamentals** - A2.1.1 Network purpose and characteristics - A2.1.2 Modern digital infrastructures - A2.1.3 Network devices - A2.1.4 Network protocols - A2.1.5 The TCP/IP model *(HL)* **A2.2 Network architecture** - A2.2.1 Network topologies - A2.2.2 Servers and their roles *(HL)* - A2.2.3 Client-server and peer-to-peer - A2.2.4 Network segmentation **A2.3 Data transmission** - A2.3.1 IP addressing - A2.3.2 Transmission media - A2.3.3 Packet switching - A2.3.4 Static and dynamic routing *(HL)* **A2.4 Network security** - A2.4.1 Firewalls - A2.4.2 Network vulnerabilities *(HL)* - A2.4.3 Network countermeasures *(HL)* - A2.4.4 Encryption and digital certificates ## Why teachers use it - Mapped code by code to the 2027 IB CS guide, so coverage is easy to track - SL and HL content clearly labelled - Fully editable – adapt to your class, timings and school template - Works for teaching, revision, cover lessons and homework Last updated: November 2026.