Pseudo COVID19 (Corona virus) Detector using MQ-9 sensor. (includes calibration of the sensor)
Keep that bad virus away from your safe zone. Build your own real-time thermal vision device to detect unwanted visitors at your door.
Arduino learned how to tell the temperature
Sending a few bytes of data from Arduino to your website.
Arduino Mobile Radar
Geiger counter measuring radioactivity using Arduino Nano in 3D-printed housing, with OLED display and Li-ion battery.
Motion detected of thieves using motion sensor
Despike/smooth data from a DHT22 with a median filter and display on a 0.96 inch OLED with the date and time from a DS3231 real-time clock!
A remote weather station that uses two arduinos, one as a transmitter and one as a data-logging receiver.
Build a survey tool with which you can define and administer questionnaire to test the effect of lux on human experience / perception,
A low-power Arduino car counter that works by logging each time a car drives over a rubber tube across the road.
Simple weather station with WiFi forecast and measuring of temperature, humidity, air pressure via MKR ENV shield.
Make simple math with arduino UNO
A small device that will help you sorting resistors without wasting time with their color code.
Detect and record brownouts even when you're not home!
Learn about environment by observing and recording datas from a plant connected to sensors - fun activity for kids!
Learn how to measure water quality, record the data online and launch a citizen science project!
In this tutorial you will learn how to use a DIY water probe - great activity for students to learn about water quality and environment!
There are a lot of Arduino-based metal detectors using various technologies. This is one of them that uses direct frequency measurement.
Arduino calculator using 4*4 calculator.
This project project the temperature and the humidity level and turn on the LED Light depending on the temperature.
This project will let you build a simple heart rate monitor using the Arduino Nano and a few other components.
This project will show you how to make a probe using a datalogging Arduino shield, some sensors and an RTC.
Use a DHT22 sensor with Arduino to acquire room relative humidity, temperature, humidex. Show values on display. Log data with MATLAB.