In this lesson we learn how a photoresistor works. We look at the solid state physics that allow the resistance to change with changing light levels. We then make a simple project where the arduino switches LEDs based on whether or not there are lights.
You can get the kit I am using for this series at the following link:
Also, you can get the Mastech Digital Voltmeter I am using here:
https://amzn.to/2Ks9nHN[Disclosure of Material Connection: I am a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.com. This means if you visit the link and purchase the item, I will receive an affiliate commission. Regardless, I only recommend products or services I use personally and believe will add value to my readers.] #Arduino