Build your first electronics projects step by step. Learn coding, circuits, and sensors from scratch.
Follow in order or jump to what interests you.
The "Hello World" of electronics. Learn to write your first program and control an LED.
View ProjectSimulate a real traffic light intersection using 3 LEDs and delay logic.
View ProjectLearn about digital inputs, state changes, and reading button presses.
View ProjectMix red, green, and blue light to create any color using PWM signals.
View ProjectBuild a basic security system that detects motion using infrared sensors.
View ProjectCreate a smart street light that automatically turns on when it gets dark.
View ProjectRead analog values and convert them into Celsius and Fahrenheit readings.
View ProjectMeasure distances using sound waves and display them on your serial monitor.
View ProjectLearn how to precisely control the angle of a servo motor using code or a potentiometer.
View ProjectPlay tones and create simple melodies using a piezo buzzer component.
View ProjectWire up a 16x2 LCD screen to print custom text messages and sensor data.
View ProjectCombine sensors and motors to build an autonomous robot that follows a track.
View Project