This worksheet introduces students to the components of a computer, including the CPU, ALU, memory, input and output devices, and storage. It includes a matching activity, fill-in-the-blanks with a word bank, short answer questions, and an exit ticket. Ideal for middle school Computer Science classes as classwork, revision, or formative assessment. Perfect for ICT / Computer Science classes, this resource works well as: A classwork worksheet A revision activity A substitute teacher resource