This study examines a primary school teacher’s ambitions within science education and how those ambitions manifest in the classroom. This is being examined by interview with the mentioned teacher and by observations as a participant within four of the teacher’s science classes. The results of this study is categorized and analyzed with assistance of scientific literacy, vision I and vision II, fundamental scientific literacy and Roberts’ curriculum emphases. The results of the study points at both similarities and indifferences between what the teacher expresses as ambitions, and how science classes are being constituted and organized. In the light of this result, a discussion takes place around what these similarities and indifferences can be products of.