Use a Raspberry Pi Zero W and a soil moisture sensor to notify you via Slack if your plant needs watering.
Introducing the RaspCade! A Raspberry Pi powered arcade machine that you can build yourself. Download the free arcade cabinet designs and follow our build instructions that were featured in The MagPi Magazine.
This guide (which is also featured over on Cyntech’s blog) will show you how to use the Lisiparoi camera add-on to create a Raspberry Pi night vision camera using Cyntech’s very affordable Model B case.