Keyword: Refraction law
- Baník I., Chovancová M.: A Bit of Optics at Home, Fair 10, Praha 2005Some of simple experiments from geometric optics conducted with commonly available equipment.
- Rut-Marcinkowska M.: Physics of young artists, Fair 7, Praha 2002This contribution is denoted to non-traditional teaching and physics popularization methods of Polish schools (competitions, school performance, etc.). The author mentions her experience with this form of education and specific examples from school.
- Trzebuniak A.: Experimental Set with Many Questions II, Fair 10, Praha 2005Four experiments from geometric optics; students are supposed to estimate sometimes even an unexpected result.