The document discusses curriculum implementation and the factors that affect it. It defines implementation as the actual use of a curriculum in practice. Effective implementation requires leadership, resources, and managing change. Factors like teacher attitudes, support from administrators, and understanding the curriculum can influence how well it is implemented. Different models for implementation are described, such as overcoming resistance to change, which involves 4 stages from initial indifference to focus on student impact. Successful long-term implementation requires institutionalizing the changes so benefits can be sustained.