This paper describes investigative homework with apples, aiming to contribute to the primary-school students' understanding of density and conditions leading to floating and sinking. The assignment represents an opportunity for individual autonomous learning of physics and adoption of established scientific concepts through practical activities…

A classroom teacher reflects on the benefits of professional development leading to improved and energized student writing. Although traditional professional development sparked interest and encouraged modifications, the support of a teacher inquiry group as ongoing professional development provided the impact needed to effect significant change…