Have a look at https://docs.toit.io/tutorials (using Toit). I wrote lots of easy...

floitsch on Dec 7, 2023 | parent | context | favorite | on: Unveiling secrets of the ESP32: creating an open-s...

Have a look at https://docs.toit.io/tutorials (using Toit).

I wrote lots of easy to follow tutorials there.

It depends a lot on the sensors you have. That said, even without any (or few) sensor(s) you can still have fun with network related applications like a Telegram bot.