[Edward], creator of the Cave Pearl project ... temperature sensor on the I2C bus — these sensors are cheap and readily available. This isn’t about connecting a temperature sensor in your Arduino.

There’s a new piece of electronics from China on the market now: the USR-HTW Wireless Temperature and Humidity Sensor ... and his project log is very detailed about how he went about doing ...

The Arduino and Raspberry ... implement it in the remaining project ideas on this list. If measuring the temperature, ...

From DIY 3D printers to FPV drones, there's a lot you could do with your Arduino ... another temperature sensor. Likewise, ...