(Textbook) Eggs of Animals in the 4th Grade Science Lesson [Teaching Objectives] Scientific Concepts: 1. Many animals must lay eggs. Eggs have a similar structure, and eggs can develop into animals. 2. It takes a certain amount of time and conditions for eggs to hatch into animals. 3. The way to reproduce offspring like frogs and chickens is called oviposition; the animals that reproduce offspring by eggs are called oviparous animals. Process and method: 1. Observe and study the structural characteristics of animal eggs by combining pictures and objects. 2. Observe the process of frog egg hatching; understand the process of chick hatching by referring to information. Emotions. Attitudes. Values: Cultivate an interest in exploring the mysteries of animal reproduction and feel the diversity and continuity of life in nature. [Teaching focus] Observe the structure of animal eggs.
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