STEMBy DanRadin in CircuitsGadgets1,37419 Suggested Projects This is a collection of projects to use in STEM classes.Cheap Programmable Arduino Robotic Armby AleksandarT2 in ArduinoMini LED Volume Towers (VU Meters)by Ben Finio in LEDsConductive Paintby 24Eng in ElectronicsArduino Powered Autonomous Vehicleby CPARKTX in ArduinoLEGO Gyroscope (Documented in GIF Form)by BrickSmith in LEGO & K'NEXPoor Man's 3D Printerby Gelstronic in 3D PrintingDIY Delta 3D Printer Using Low Cost Recycled Partsby hesamh in 3D PrintingLEGO MINDSTORMS Pet Feederby goldlego in LEGO & K'NEXHave an instructable you think should be included in this collection?SubmitSuccess!