Electronics Simplified
Where code, circuits and creativity meet. Learn electronics, Arduino, ESP32, coding and engineering by building real things — one small, clear lesson at a time.
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Choose a topic to see its lessons, easiest first.
Young InventorsFirst circuits, blinking LEDs with mBlock, and building your own web page.
Electronics ConceptsDiodes, resistors and capacitors explained with everyday analogies.
Learn ArduinoFrom installing the IDE to reading sensors and driving displays.
ESP32, ESP8266 & Raspberry PiWi-Fi, Bluetooth and the boards that put your projects online.
Projects HubComplete builds with circuit diagrams and code you can upload today.
Coding & WebHTML, CSS, web sockets and IoT dashboards.
Inventor StoriesThe people behind the inventions, and notes from the workbench.
Latest lessons
What is current? Voltage, resistance and current with water pipes
ESP32 BLE Server and Client with Arduino: A Complete Guide
Distance Measurement and Stepper Motor Control with LCD Output
Smoke Detection and Fire Sprinkler Control with LCD Display
Water Level Monitoring and Fish Tank Pump Control with Arduino
How to make a Smart Energy Meter with LCD Display ?


