Solving word problems of the unfinished strategy type by pupils of the secondary school

The aim of the work was to test methodological materials created within the TAČR TL03000469 project "Support of the integration of mathematical, reading and language literacy in primary school pupils". The focus is on promoting word problems that combine mathematical, reading, and language skills in elementary school students. The pilot test was conducted in three 2nd grade elementary school classes, and three NES-type tasks were tested: "I think of a number", "Supermarket", and "Birthday Party II". Based on worksheets, questionnaires completed by the students, transcripts of the recorded group discussion, and a thorough analysis of the follow-up, I have concluded that the ability to successfully solve word tasks does not depend on the age of the student. Rather, it is related to the "readiness" to solve tasks, to the ability to read comprehensibly, to understand the relationships in the task, and to numerical competence. The essential component is cooperative work in a group, where individuals are enriched by discussing the problem together. Their communication often leads from a misunderstanding of the task to a correct solution. The result of the work is the description of methodological recommendations, examples of analyzing solution including their group discussions, and several specific..