Pi-Magnetometer: Building a Raspberry Pi school magnetometer network in the UK
pdf – download
Pi-Sense: A Raspberry Pi-based Environmental Monitoring System for Scientific Experiments
Cosmic Pi: a low cost distributed cosmic ray detector, based on Raspberry Pi
RaspberryShake – Professional grade seismograph
OptoPi: An open source flexible platform for the analysis of small animal behaviour
Low-cost Raspberry Pi bird-sound detector
GitHub of original project
GitHub of off-grid version
GitHub of BirdNet-PiPy
YouTube – overview
YouTube – settings
Animal Navigation Lab 