Hazardous Gas Monitor

Build a portable gas monitor to check for dangerous levels of hazardous gases in your home, community, or on the go and prevent your friends from lighting a cigarette during  a gasoline fight.* This tutorial shows you how to build a… Read more

Raspberry Pi Soil Moisture Sensor

Conserving freshwater is one of those seemingly constant struggles, especially with a human population exceeding seven billion. In the United States, between 80 – 90 % of freshwater is consumed by agriculture, making it the perfect industry to implement more… Read more