Learn Arduino, ESP32, Raspberry Pi, KiCad, Node-RED, Drones, and much, much more with our free guides, courses and eBooks.

NEW! KiCad Like a Pro 4th edition is now out. I have updated this book from the ground up to cover KiCad 8. Learn more.

Our Latest Blog Posts

Each week we publish a new article on out blog with programming tips, tech reviews, and updates of upcoming books and courses.


Introduction to Capacitors and RC Circuits

Capacitors are fundamental components in electronic circuits, and understanding how they work [...]


Khadas VIM1S: Unbox, Set Up, and Review

The Khadas VIM1S is a high-quality yet affordable single-board computer well suited [...]


The best 3D design tools for Makers

With the right tools, creators can transform ideas into tangible innovations, driving [...]


KiCad Like a Pro 4th edition eBook + offer (expired)

Please note that this offer has now expired. I recently completed work [...]


Vivid Unit + Arduino MKR1010 Flight data logger

The Vivid Unit is a small computer with an integrated color touch [...]


KiCad Like a Pro 4th edition + AI Assistant + more news

It has been a few weeks since my last announcement. Work on [...]


The Ultimate Guide to Powering Your Arduino Uno Board

Understanding the power requirements is crucial for any enthusiast using the Arduino [...]

An offer from our sponsor

Featured courses

Our courses are designed to be detailed, comprehensive, and descriptive. Learn new skills that specifically apply to your projects.
You are at the right place. We have some of the best content on the Internet right here, ready to dive in.

Arduino Step by Step
Getting Started

This classic course will teach you everything you need to know to create Arduino gadgets with sensors, displays, and lights. Start here if you are new to the Arduino.

KiCad Like a Pro

In this eBook and video course, I have packed almost everything I have learned as a KiCad user and electronics instructor to help you learn KiCad.

Node-RED and
Raspberry Pi Pico W

Use this video course and eBook to learn Node-RED, Raspberry Pi Pico W, and MicroPython, and add these state-of-the-art tools to your technology toolkit.

Arduino Step by Step
Getting Serious

Create Arduino gadgets that can communicate, move, interact, measure and detect. This course picks up where Arduino Step by Step Getting Started left off and shows you how to use dozens of external components and advanced build-in features.

ESP32 For Busy People

Use this powerful microcontroller to turbo-charge your Arduino projects. If you are already using the Arduino in your projects, then you'll love what the ESP32 can do. This course will help you get up and running with the ESP32 quickly.

ESP32 By Example

This course is for anyone who wants to begin to explore the world of cyber-physical systems where the worlds of software and physical system control meet. 

Learn with our free guides

Dive into the world of electronics and programming with our comprehensive collection of free guides. Whether you're a beginner eager to get started or an experienced maker looking to expand your skill set, our resources cover a wide range of topics including Arduino, Raspberry Pi, KiCad, ESP32, Node-RED, drones, and more. Start your journey today and unlock the potential of these powerful tools and technologies.

More free guides