Know Your File Extensions Poster
ProAI generatedFree with Learnmix Pro · or £2.49 on its own
Help pupils identify and understand common digital file types with this clear classroom poster. It shows file extension groups with examples for text and documents, images, sound and video, web and data, code and compressed files, explains lossy versus lossless formats and gives a simple reminder to check extensions, in one easy-to-reference resource. Ideal for classroom displays, introducing file type vocabulary, supporting computing lessons or providing a quick-reference revision aid.
About this resource
Help pupils identify and understand common digital file types with this clear classroom poster. It shows file extension groups with examples for text and documents, images, sound and video, web and data, code and compressed files, explains lossy versus lossless formats and gives a simple reminder to check extensions, in one easy-to-reference resource. Ideal for classroom displays, introducing file type vocabulary, supporting computing lessons or providing a quick-reference revision aid.
How to use it in class
- Display it on your working wall while you teach the topic
- Point back to it when pupils need a reminder mid-task
- Print it A3 for the wall, or A4 for books and group tables
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