"Electronics Geek" badges
Air Quality Monitor
Bat Listener Kit
Carbon Dioxide Sensor - Winsen MH-Z14A
Cheese Board: Cheddar
Controlled DC-DC Step-Up Converter
CO₂ Monitor
DC Power Sensor ISL28022
E-Paper Display Unit
EMF Detector
Inventors Electronics Kit
Jam Jar Solar - DIY Solar Powered Outdoor Light
Line Following Robot
Lithium-Polymer Solar Charger
Oscill-O-Tron 2000 - Oscilloscope Kit
Particulate Sensor - SDS011
Seg-O-matic - 7-Segment LED Board
Soil Moisture Sensor
Solar 8 Ball
Solar Car Kit
