The teacher used intuitive instruction to help students understand the concept of fractions by using physical models.
老师通过使用实体模型，运用直观教学帮助学生理解分数的概念。
Intuitive instruction is particularly effective in early childhood education for teaching basic shapes and colors.
直观教学在幼儿教育中特别有效，用于教授基本形状和颜色。