在這集中，已經升上三年級的3B在大家介紹過自己的祖先之後，老師決定全班一起乘船遊河，旅途中會發生什麼有趣的事呢？
Harry是一個調皮的小男生，雖然大部份時間都很頑皮，可是卻也有其可愛的一面，他們Doug是最好的朋友，班上另一個小男孩Sidney和Harry是死對頭，而Harry則喜歡班上一位來自韓國的害羞小女生Song Lee，這系列的故事就是在描寫在.二、三年級的班上發生在這幾個孩子身邊的故事。相當有趣，適合6歲以上兒童閱讀。
All aboard!
Miss Mackle's class is learning about their ancestors, and everyone just found out that Ida's great-great-grandmother sailed on the Titanic---and lived to tell about it. Miss Mackle decides to take the class on a riverboat ride, to help them imagine what it was like to travel on the high seas like their ancestors did. Harry and his friends are so excited---it's going to be the perfect field trip. Room 3B is setting sail! |
