However, there is a federal mandate - the No Child Left Behind Act - which requires that all 8th graders be technology literate. Pedagogical Content Knowledge for Teacher Candidates: Teacher candidates understand the relationship of content and content-specific pedagogy delineated in professional, state and institutional standards. They have a broad knowledge of instructional strategies that draws upon content and pedagogical knowledge and skills delineated in professional, state and institutional standards to help all students leam.