Picture of How to make your own Arduino board

Control ESP8266 over the internet (from anywhere)

arduino project soil moisture sensor schematic

140+ Electronics Mini Projects Ideas for Engineering Students

DIY HID IR keyboard (FLIRC clone)

A very basic and easy to make arduino PC oscilloscope.Features: 50K samples/second(actually it can go up to 110K but the signal will become noisy) Auto trigger Frequency counter Reasonably accurate voltage readings (depending on the accuracy of the resistors used for the voltage dividers)

$2 Arduino. The ATMEGA328 as a stand-alone. Easy, cheap and very small. A complete guide.

How to make a cheap Attiny Arduino Board

Arduino OBD-II - So much potential for realtime readouts and custom dashboard and outer live effects based on engine data!

VGA Pinout Diagram