科学 · 地球系统 · 7
您的孩子在 7 岁左右正在学习科学中的地球系统内容，并逐步掌握相关知识与技能。
Your child is learning about Earth's structure — exploring different types of rocks and soil, understanding where water is found on our planet, and discovering how land shapes change over time.
您的孩子在 7 岁左右正在学习科学中的地球系统内容，并逐步掌握相关知识与技能。
Your child is learning about Earth's structure — exploring different types of rocks and soil, understanding where water is found on our planet, and discovering how land shapes change over time.