| user: | deviance |
| created: | January 11, 2014 |
| karma: | 21 |
| 1. | Show HN: How does an optical mouse work(youtube.com) |
| 2. | |
| 3. | Show HN: Voltage Detector Circuit with a Twist(youtube.com) |
| 4. | What's inside a voltage / metal detector?(youtube.com) |
| 5. | What's inside a lighter? Piezoelectric Effect(youtube.com) |
| 6. | What is voltage? What is “true” 0V?(youtube.com) |
| 7. | |
| 8. | |
| 9. | Did You Know? Ethanol(youtube.com) |
| 10. | |
| 11. | |
| 12. | Show HN: Educational Arithmethic Game – Kingdom of Numbers(curiousowl.itch.io) |
| 13. | |
| 14. | Coronavirus Covid-19 spread map(coronavirus-update.net) |
| 15. | Utter – Android personal assistant – Simply awesome(phonearena.com) |
| 16. | Show HN: My first puzzle game(play.google.com) |