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How I Built an NFC Movie Library for my Kids
(simplyexplained.com)
Home Assistant is open source home automation that puts local control and privacy first. Powered by a worldwide community of tinkerers and DIY enthusiasts. Perfect to run on a Raspberry Pi or a local server. Available for free at home-assistant.io
For audiobook that has been done: https://us.tonies.com/ The moment you lift the figure it stops playing and will resume, when you put it back. Nice concept for little kids and it went really well here in Germany. You will find a Toni box in most middle/upper class households. They are magnetic.