Thank you for watching and please hackscribe.Download code for temp and humidity meter:https://bit.ly/2WUdUc7DHT11 sensor :https://bit.ly/2yfCiKU8x8 led matrix:https://bit.ly/3dEiYHuArduino Nano:https://bit.ly/3awyh2Z-.Otto robot:https://www.ottodiy.com/-.CONTROLLING A SERVO WITH ULTRASONIC SENSORhttps://www.instructables.com/id/Controlling-a-Servo-With-Ultrasonic-Sensor-Signal-/-.Ultrasonic Distance Measurer With LCD Display:https://www.hackster.io/onatto22/simple-ultrasonic-distance-measurer-with-lcd-display-c4cac6-.Humidity + Temperature Sensor with 16x2 LCD display:https://www.hackster.io/onatto22/dht11-humidity-temperature-sensor-with-16x2-lcd-display-1046e0-.Keypad Lock:http://arduino-tutorials.eu/arduino-keypad-lock-tutorial-.10 led chaser:https://create.arduino.cc/projecthub/msr048/led-chaser-f6ec89Did you miss our previous article... https://coolstufftomake.com/gadgets/crazy-camouflage-hide-and-seek-extreme-challenge-24-hrs-funny-moments-by-123go-school
