🔐 Arduino Keypad Door Lock System A simple and effective security system using Arduino Uno, a 4x4 matrix keypad, and a relay-controlled electric lock. This project allows you to unlock a door using a ...

Contribute to DharaniCreations/Arduino-Keypad-Door-Lock-System development by creating an account on GitHub.

Conflict theory states that society is in a constant state of conflict due to competition for limited resources.

Use leaves, fruit, and flowers to identify hardwood trees common to North American forests. Learn about species characteristics and locations.