If you’re going to develop another Arduino-compatible board these days, you might as well take a “kitchen sink” approach. The Smart Citizen Kit piles it on, including Wi-Fi, an SD… ...

Arduino’s $87 Plug and ... a movement sensor, a time-of-flight distance sensor, a buzzer, a thermometer and humidity sensor, and ... The Plug and Make Kit is also compatible with all of ...

Sensirion SHT1x/SHT7x precision humidity and temperature sensor (Octopart search, starting at $25). This isn’t a cheap sensor. Octopart lists a few places to buy it .

You'll need an Arduino along with a bunch of various sensors to get the project rolling, and once it's all set up you'll have a simple, but cheap system to monitor your home. Head over to ...

The MyoWare muscle sensor project is currently over on the Kickstarter crowd funding website looking to raise $10,000 in pledges to make the jump from concept to production.

The Anavi Thermometer Development board is fully compatible with the Arduino IDE, ... It comes with a built-in DHT22/AM2302 temperature and humidity sensor and has slots for a mini OLED ...