Across
- 2. invented logarithms
- 7. co-founder of the software company Microsoft
- 8. founded Apple Inc. in 1976
- 9. invented punched data storage
Down
- 1. invented a calculating machine known as Leibniz’s Wheel or the Step Reckoner
- 3. designed one of the first electromechanical machines
- 4. Build first mechanical calculator
- 5. invented the first programmable computer
- 6. discovered the first computer bug