Overview Astronomy Measure Magnetic Particles in Soil Measure Magnetic Particles in Soil Subject Physics, Space and astronomy Level Lower and upper secondary Language English Type Workshop, exercise, individual or team work Micro-Macro Cosmos - Secret of Heaven Micro-Macro Cosmos - Secret of Heaven Subject Physics, Space and astronomy Level Upper secondary Language English Type Background information From Galileo to Fraunhofer From Galileo to Fraunhofer: From Observations to Spectroscopy Subject Astronomy and Physics Level Primary school, lower and upper secondary Language English Type Workshop, observations and experiments Astrolabe Astrolabe Subject Astronomy Level Upper secondary Language English and French Type Workshop, observations and experiments Last update: 21 June 2007