Computer Science Classroom Displays - GCSE Algorithms Posters

An illustrated 7-poster sketchnote set covering the core of GCSE Computer Science algorithms and programming. Designed for secondary school Computing classrooms and student revision walls.

The set covers: what is an algorithm (decomposition, abstraction, definitions); flowcharts and pseudocode conventions; the three programming constructs (sequence, selection, iteration); data types, variables, and operators; linear search vs binary search; bubble sort vs merge sort; and arrays in 1D and 2D.

Every poster uses the same hand-drawn sketchnote style: ink outlines, coloured pencil fills, large illustrated diagrams, and integrated hand-lettered text. The diagrams themselves do the teaching. Students see bubble sort as a sequence of swaps, binary search as a halving row, arrays as boxes with indices. Worked examples, common mistakes, and exam tips feature on every poster.

Classroom use ideas include a permanent Computer Science classroom wall display for Year 10 and 11, revision rotation on a display board during exam season, a front-of-class reference during lessons on searching, sorting and pseudocode, printed smaller as student revision handouts, corridor or department display during Computing subject showcases, and tutor group revision sessions and after-school revision clubs.

Specification alignment: the content is aligned to the standard GCSE Computer Science specification covered across all major UK exam boards. Topics map directly to the Fundamentals of Algorithms and Programming sections of the course. Terminology uses standard pseudocode conventions students will see in exam papers.

What you get: 7 high-quality PDF posters at 300dpi, printable at any size from postcard up to large wall poster, instant digital download after purchase, printable on any home or school colour printer, portrait orientation, ready for standard classroom frames or display boards.

Perfect for Year 10 and Year 11 Computer Science teachers, Computing department displays, student revision walls at home, tutor centres and revision clubs, and NQTs and ECTs looking for ready-made classroom displays.

Designed by a UK teacher. The Adaptive Toolkit. For personal and single-classroom use only. Please do not redistribute, resell, or share the files.