Negative tendencies to change of pupils’ physical activity, health and physical fitness, as well as lack of motivation for physical activity have determined topicality of our work. Research subject – content of theoretical knowledge of physical education of 11th-12th-formers. Research objective – to create a model of integrated physical activity development (theory and practice) for 11th-12th-formers (girls) of comprehensive school. Research tasks: 1. To evaluate topicality of content of theoretical knowledge presented in the general physical education curricula for 11th-12th forms and education standards from the aspect of increase of schoolchildren’s physical activity and health improvement. 2. To prepare a cluster of theoretical knowledge of physical education curriculum for 11th-12th-forms of comprehensive school and to make its appraisal. 3. To evaluate strong and weak points of the schoolchildren’s knowledge according to the cluster content. 4. To integrate the prepared cluster of theoretical knowledge with the content of practical lessons. Hypothesis – intervention in the content of theoretical knowledge of general physical education curriculum of comprehensive school is one of ways to create a model of integrated education prompting physically active behaviour of senior pupils. The following research methods were applied in the work: analysis of literature sources; intervention method; questionnaire; testing; mathematical statistics. The following literature sources... [to full text]