This document discusses educational technology and conceptual models of learning. It defines educational technology as utilizing methods and resources to facilitate the learning process. Key conceptual models discussed include meaningful learning, discovery learning, generative learning, and constructivism. Meaningful learning emphasizes connecting new experiences to prior knowledge, while discovery learning involves students uncovering learning through tasks. Generative learning focuses on what students can do with information. Constructivism posits that students build understanding through learning activities and environment. The document also discusses how these conceptual models are applied through educational technology to support learning.