Make an EC/pH/ORP/temperature sensor device to monitor water. Interact with it through a website using Bluetooth Low Energy.
Project tutorial by uFire
Keep that bad virus away from your safe zone. Build your own real-time thermal vision device to detect unwanted visitors at your door.
Project tutorial by Marius Dima
An easy to build simple weather station that connects to your smartphone via WiFi and Blynk.
Project tutorial by Doug Domke
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