"How Big is the Earth" Lesson Plan - Land and Ocean Teaching Objectives 1. Feel the size of the Earth and the variety of its features, and inspire students to love the Earth. 2. Preliminarily learn to find relevant information on the globe. 3. Know that the earth is a sphere with land and ocean on its surface, and have a preliminary understanding of the location and distribution of the seven continents and four oceans. Important and difficult points in teaching: 1. Inspire students to love the earth by feeling its vastness. 2. Preliminarily learn to find relevant information on the globe and understand the location distribution of the seven continents and four oceans. Teaching preparation 1. Prepare multiple pictures that reflect the characteristics of different ethnic groups or the scenery of various places. If conditions permit, you can also prepare video materials. 2. A globe and several maps without the names of the seven continents and four oceans. 3. Recordings of simple daily life expressions from various countries. 4. Ask students in each study group to prepare a map or a small globe. Teaching process 1. Create situations and create excitement and interest 1. Teacher introduction: Do you want to appreciate the beautiful scenery around the world? Do you want to taste delicious food from all over the world? Do you want to enjoy exciting performances from around the world? 2. The teacher plays a number of pictures that reflect the characteristics of different ethnic groups or the scenery of various places. If conditions permit, video materials can also be played: the majestic Angkor Wat, the mysterious Zulu village, the Spanish girls dancing heartily... 3 , students describe the content of pictures (image materials). 4. The teacher introduces the theme from this - let's board "Century Star" No. 1 and travel around the world together! 2. Big Competition: Find the Seven Continents and the Four Oceans 1. Quickly find the locations of the seven continents and the four oceans on the map, and share your observations in groups. (Student answer) 2. How can you quickly remember the names and locations of the seven continents and four oceans? 3. Each group sends a representative to the stage to report: compose jingles, short stories, short poems, clapping children's songs, etc. 3. Beautiful water polo 1. Question: Why do we call our earth a water polo? 2. Each student carefully observes the globe (map) and has a preliminary understanding of the distribution of land and sea on the earth. 3. The teacher shows pictures of the appearance of the earth to allow students to intuitively understand the knowledge in textbook P83 - about 71% of the earth we live in is covered by oceans. From space, it looks like a beautiful blue planet. 4. Discoveries derived from the world map 1. The teacher briefly introduced that the world is divided into five major plates: the Eurasian plate, the American plate, the African plate, the Oceanian plate and the Antarctic plate. 2. Students observe the distribution of land and sea on the world map and see what characteristics the coastline has. 3. Introduction - "Asia and Europe that we can see are connected together and are called the Eurasian continent. Asia, Africa, North America and South America were originally connected separately. Later, people dug canals and artificially separated them. Separated.” 4. The teacher explains what a canal is and briefly introduces several famous canals in the world. 5. The class searched for information on the statement "All continents are connected together".