In this tutorial I am going to show you how to build a Wireless Weather Station with a big 3.2" Color TFT display using Arduino.

This is a very precise scale for any weight up to 1.5 kg!

Build a simple incident light meter for old meterless film cameras

Pulse induction metal detector, built on the Arduino Nano.

The detector can detect a small metal coin at a distance of 15 centimeters.

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

A simple device that makes controlling humidity and saving energy a snap. Operates as easily as a thermostat.

Arduino Nano and Visuino: Plot BME280 Temperature, Humidity and Pressure on Nextion Display Scope - Quick and Easy

Let us predict the changes around us with Arduino

Smarter Home Energy Use with Open Source and Cheap Sensors.

Control the temperature of the rooms you are actually in

Use the cheap Fiagro TGS4161 Sensor to monitor CO2

Intelligently reduce the moisture in your basement/crawlspace to help control mildew growth and lower your heating/cooling bill.

In This Tutorial, I will Show You How to Make an Arduino Based MPPT Charge Controller

Simple data logger that stores electrical data (voltage, current, power, energy, etc.) in an SD card, with timestamp for later analysis.

A super smart buoy with lots of sensors that sends data over radio to a base station where it is displayed on a real-time dashboard!

A cheap DIY air quality monitoring device.

Use a DHT22 sensor with Arduino to acquire room relative humidity, temperature, humidex. Show values on display. Log data with MATLAB.

An interesting way to increase sensitivity and reduce the noise of the ADXL335 analog accelerometer.

Ultra low-cost flow-through photometer for on-line measurements of bacterial density.

Connect Infrared Obstacle Avoidance Sensor to Arduino Nano and program it to detect obstacles - Quick and Easy!

Easy to build, but comparable with professional seismometers, homemade Arduino seismometer.

How to use a GY86 (wave measurements) and water temperature sensor.

The ball and beam system is laboratory equipment with high nonlinearity in its dynamics and PID control.