A stereo VU meter built with an Arduino Nano and two NeoPixel LED rings.

Someone has been eating my cookies! Thankfully Arduino is here to help find out who it is.

Play Super Mario Bros theme song on a piezo buzzer! It’s very simple and fun, and great as a beginner Arduino project.

Arduino Nano 32x8 LED matrix displaying date, time, temperature and humidity with a motion sensor.

In this project, I will make an indoor gardening system to take care of my sweet plant and its beautiful flowers.

Yet another useless Arduino clock, but i love it.

This tutorial will show you how to control servo motor using Arduino Nano and an easy to use Servo motor driver.

Here is a step by step guide to making a "crawler robot."

Arduino and NeoPixel Tutorial appropriate for a beginner.

Improved version of the soldering iron controller for Hakko 907 iron. To simplify building the controller, LCD screen is implemented.

Use the IO Expander and Relay Expander with the Arduino to control up to 65,280 relays!

Measure rotation speed (RPM) with Optocoupler and Encoder disk and Arduino - Quick and Easy!

I built a simple wood LED clock, using modern electronics and traditional wood and metal working techniques.

On this simple tutorial, we will explore how to discover colors using an Arduino and the TCS 3200 sensor, displaying it on an LCD.

You want to make a machine that could hold a pen and draw you a picture! than this is the best tutorial to guide you making it.

Lock and unlocks your door from a desk using a remote.

Connect I2C Character LCD Display to Arduino and program it - quick and easy!

A simple to build clock with many features.

Driving a Single Digit 7 Segment LED Display requires 8 of an Arduino's 20 or so I/O pins. Using a 74HC595 shift register only requires 3.

In this tutorial, I will be showing you how to get started with the small 0.91 and 0.96 I2C OLED displays using Arduino and NodeMCU.

Small size code and simple hardware.

We can measure body temperature without contact with this device.

This is an easy to build pet feeder with two timers. Delivers accurate portions each time.

UltrasonicEyes is a fun and quirky project you can place somewhere and watch as it looks at things moving around in front of it. Freaky!