⚠️ 雙向閱讀 p.14-15 是 Happy Ending ⚠️
月兔們喜歡亮晶晶的寶石，但採礦很辛苦，於是小瀚想到可以做一台探測車，來幫忙搬運寶石，但某一天車子的頭燈沒電了，月兔們打給小瀚詢問修理的方式後，裝上電池，重新啟程。在裝電池的練習中，孩子能夠學習正極和負極的概念，熟悉裝電池的動作，並且將該技巧應用在生活中。
Moon bunnies like shiny emeralds, but mining is extremely hard for them since the mines are far away. Han builds a rover for them to drive and carry more emeralds. One day, the headlights couldn't be turned on, but they fixed it in no time by changing the batteries. Children will be able to change batteries of those found in remote controls, video games, electronic toys,etc.
