A time switching, battery powered solar charger circuit for low power systems.
How to build a DIY Wi-Fi gas detector that sends SMS alerts using a Particle Photon, a gas sensor and a buzzer
Robust weatherproof solar powered weather station. Uploads to Weather Underground via WiFi.
A physical notebook about tides and tidepools with a Spark Core inside to retrieve and display tide levels in the SF Bay Area.
Automated soil moisture management
Check and control the temperature of your home from your Android phone and shut off the heating remotely (Now with installable app!).
Redneck project by a redneck team.
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