The document discusses blended learning within K-12 education, defining it as the integration of online content and in-person instruction, and explores various models such as flipped classrooms and enriched virtual experiences. It outlines a case study from HD Crull Elementary, detailing the implementation of blended learning, strategies for addressing performance gaps, and the use of data to improve student outcomes. The findings indicate that while average and high performing students benefited from online platforms, lower performing students preferred direct instruction, revealing the complexities of adopting blended learning effectively.