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Tutorials, articles, tools and technical content to help you learn and build better.
Learn Arduino
Collections, projects and learning paths to help you start, practise and build with Arduino.
50+ Arduino electronics projects
A broad library to explore tutorials, categories and complete projects from a single place.
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13 Arduino projects for beginners
A direct path to get started with simple builds, code and connections without unnecessary complexity.
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Arduino mini games
Projects designed to help you learn with screens, joysticks, LEDs and interactive logic in a more dynamic way.
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Arduino robots
A collection focused on motion, control, mechanical assembly and practical robotics projects.
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NE555 projects
Content to practise classic electronics and better understand timing, signals and useful circuits.
View collectionArticles and editorial content
Content to explore ideas, applied approaches and technical reflections related to Arduino, electronics and innovation.
VandalStop: anti-theft alarm for vending machines
A real product development case for an anti-theft alarm for vending machines, focused on electronics, detection and the final product.
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How an AI motion sensor learned when to switch the lights on
A practical case about intelligent detection, automation and applied learning in a real motion-sensor system.
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Top 5 real-life Arduino projects
Five real examples to discover practical Arduino applications and how it is used in projects beyond basic learning.
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7 mistakes when building your first prototype that can ruin your idea
Seven common mistakes when building a first electronic prototype, and how to avoid losing time, money and idea validation.
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How to prototype a product
A guide to understand where to start, which stages to follow and how to approach a first functional prototype without losing sight of validation.
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How to validate the feasibility of an idea or invention
An article to validate whether an idea solves a real problem, measure market interest and decide when it makes sense to move towards an MVP.
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What circuits would look like if we used ternary logic instead of binary
A technical article about how circuits would change if they worked with three states instead of two, and what advantages and limitations ternary logic would have.
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My story with Arduino
A personal story about how I started with Arduino, which major projects I have completed and how it changed the way I see the world and approach problems.
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How to download the Arduino IDE for free
Download the Arduino IDE easily and completely free of charge. With this software you can program all the projects you want.
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ESP32 FAQ
A resource to answer common questions about what ESP32 is, how to power it, how to program it from the Arduino IDE and what applications it is commonly used for.
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Arduino FAQ
A guide to answer common questions about what Arduino is, what you can do with the platform, how to power it, which kit to choose and how to start learning.
Read articleFree online calculators
Useful tools for working with resistors, dividers, filters, timers and other common operations in electronic design.
Resistor calculator
Colour bands and series/parallel combinations.
Open calculatorOhm's law
Voltage, current, resistance and power.
Open calculatorVoltage divider
Calculate outputs and relationships between resistors.
Open calculatorCurrent divider
Split current across branches with a quick practical approach.
Open calculator555 timer
Practical parameters for NE555 builds.
Open calculatorOperational amplifier gain
Calculate typical gain configurations.
Open calculatorCapacitors in series and parallel
Quick combinations for equivalent values.
Open calculatorRC/RL filter bandwidth
Frequency and bandwidth in basic filter calculations.
Open calculatorNEXT STEP
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