Research in science education has helped to find some difficulties that hinder the teaching-learning process. These problems include conceptual content of school subjects. the influence of prior knowledge of the student and the teachers have not been trained in their university education epistemologically. This research presents the epistemological conceptions of a sample of 114 high ... https://www.diegojavierfares.com/bargain-Merlin-the-Magical-Wizard-Boys-Costume-special-save/