Temperature: 18-40C
Light: 0-100%
Noise: 35-45dB
Q: Opening port causes Access denied error
A: Try closing the built in arduino serial monitor
Sound sensor: http://wiki.seeedstudio.com/Grove-Sound_Sensor/
Temperature sensor: http://wiki.seeedstudio.com/Grove-Temperature_Sensor_V1.2/
Optimal tempratures for sleep is 18-21 degrees celcius tuck.com/best-temperature-for-sleep/
Temperatures outside 18-24 degrees celcius may be a health risk https://www.first-utility.com/the-blog/ideal-room-temp
Noise levels from 50-70db are generally beneficial for creativity http://advertisementfeature.cnn.com/think-brilliant/how-much-noise-is-optimal-for-creativity.html