At the Cottolengo School in Torino (Italy) many pupils are foreigners and-or suffer a disability. We implemented a set of “play booths” with the purpose of motivating and encouraging the pupils’ interest in science and promoting aggregation and cultural integration […]
The article illustrates the optical principles of retinoscopy and, using a model of the eye, shows how this diagnostic technique allows sight failures to be measured. The inadequate explanation of retinoscopy and the consequent delay of its practice in XIXth century ophthalmology are discussed. […]
The paper describes a didactic unit born of a collaboration between a University Materials Science Laboratory and a secondary school in the frame of a project for vocational guidance and dissemination of scientific culture. The aims, the schedule, the organization into phases, […]
Superfluidity and superconductivity have strong analogies to each other. Why then did over a quarter of a century passed between the discoveries of these two phenomena? […]
Piekara’s Chair is a macroscopic, classical model useful for explaining several atomic physics concepts and phenomena such as energy levels, spontaneous and stimulated emission, absorption and Boltzmann statistics. In this article the Model is described and possible classroom uses are suggested. […]