The Arduino team gives a few examples of what you can build using the MKR IoT Carrier Rev2 board : – Environment monitoring stations.

After an introduction that includes a crash course in C programming basics, users get training in how to connect Arduino boards with ESP32 for full web connectivity.

The 2JCIE-EV01 sensor evaluation board from Omron Electronic Components Europe is designed to help developers working on sensor systems for IoT create a prototype hosted on Raspberry Pi, Arduino or ...

The magic lies in Arduino's Modulino nodes, which consist of various sensors and actuators that connect to the UNO R4 WiFi board. The Plug and Make Kit is a complete package to get started.