Using ultrasonic sensors to measure distance of obstacles, taking into account temperature and humidity that affect the speed of sound.
by Giannis Arvanitakis
A solar panel that can rotate in two axis either automatically using four light sensors, either manually with the aid of two potentiometers.
Project tutorial by Giannis Arvanitakis
A device that warns us with light sound and a sign when our plant needs water.
In this tutorial, I will be giving the basics for an ultrasonic thermometer and the idea behind it.
Project showcase by berkeralpz
How to measuring the air quality of the Open Data Institute using an Arduino and a Shinyei PPD-42.
Project tutorial by OpenSensors.io
We built a stylish and useful humidity and temperature sensor for our home workshop that uses color to alert us to big swings in humidity.
Project tutorial by Wicked Makers
You can download the 3d models for printing here https://www.thingiverse.com/thing:53321.
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