科学 · 能量 · 10
您的孩子在 10 岁左右正在学习科学中的能量内容,并逐步掌握相关知识与技能。
Your child is learning how electricity works in circuits — understanding how batteries power different components like bulbs and buzzers, and how to draw circuit diagrams using proper symbols.
您的孩子在 10 岁左右正在学习科学中的能量内容,并逐步掌握相关知识与技能。
Your child is learning how electricity works in circuits — understanding how batteries power different components like bulbs and buzzers, and how to draw circuit diagrams using proper symbols.