Computer Development: From Old To New Basic 3 Computer Studies Lesson Note
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Lesson Notes
Topic: Computer Development: From Old To New
Computers have changed over many years:
- Abacus (very old) – used beads to count

Big computers (1950s) – filled whole rooms

Desktop computers (1980s) – sat on tables

Laptop computers (1990s) – could carry around

Smartphones (2000s) – computers in our pockets

Each new type became smaller and faster!
Exercise 2: Draw and label:
- An abacus
- A smartphone
- Write one difference between them