The aim of this research is to determine whether there are any ideological characteristics in the content of elementary school textbooks for subjects Croatian Language and Science. Analytical framework for the research is based on Michael W. Apple's (2006: 31-44) theory of conservative modernization in which he defines four types of actors of the process: neo-liberals, neo-conservatives, authoritarian populists and the professional managerial middle class. The paper begins with definition of key concepts – ideology and curriculum, and continues with an overview of existing research on ideology in curriculum. The research method of critical content analysis was chosen because of its flexibility and broad applicability, as well as its suitability to the issues addressed by the research. Besides being used for analyzing textual content, it can also be applied to visual content. Critical content analysis was conducted on a sample which contains 24 textbooks for the mentioned school subjects, selected based on their prevalence in Croatian schools. The units of analysis were lessons, and they were examined for features of curricular ideologies described in the chapter on the analytical framework of this research. The conclusion of the research is that such ideological characteristic are barely represented in the analyzed textbooks, and are mostly related to the traditional view of gender roles. During analysis, numerous examples of content opposing these curricular ideologies were observed and included in the discussion.