Not a parent, but this project from Ish Ot Jr. on Hackster.io seems like it could be pretty helpful:

My wife and I recently had a baby, and often find that when we hand off responsibility for her to each other, we lack the necessary context possessed only by the previous caregiver, e.g. when she last ate, had her diaper changed, or how much/when she last slept. When I learned about NXP’s Rapid IoT Prototyping Kit it seemed like the ideal platform to prototype my idea – a robust wearable that users can keep on their wrists like a watch, so that they never have to wonder where they left it or fumble around for it while already trying to hold/feed/sooth a baby. In conjunction with the Atmosphere cloud-based IDE, I was able to quickly realize a sophisticated prototype of my planned functionality. 💭👶📟💡

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Every Wednesday is Wearable Wednesday here at Adafruit! We’re bringing you the blinkiest, most fashionable, innovative, and useful wearables from around the web and in our own original projects featuring our wearable Arduino-compatible platform, FLORA. Be sure to post up your wearables projects in the forums or send us a link and you might be featured here on Wearable Wednesday!