Collection: 4th Grade

Unbelievable Science 1: Insects measure their body weight 科學不思議1：昆蟲量體重

When Animals Embark on a Migration Journey 當動物踏上遷徙的旅程

What are the teachers doing? 老師都在做什麼？

Little Eco Detective 1:The Amazing Dinosaur Detectives: Amazing Facts, Myths and Quirks of the Dinosaur World生態小偵探1：恐龍跟你想得不一樣？（附生態小偵探放大鏡）

Down Down Down : A Journey to the Bottom of Sea 通往海底的奇妙旅程

Curious Mr. Water Series 1: The Fantasy Journey of Mr. Water -Il Fantastico Viaggio Del Signor Acqua 好奇水先生 1：水先生的奇幻旅程

Curious Mr. Water Series 10: Travel around the world Il Giro Del Mondo Col Signor Acqua好奇水先生系列 10：環遊世界轉一圈

Curious Mr. Water 9: Mr. Water, well done! Buon Lavoro, Signor Acqua!好奇水先生系列 9：水先生，做得好！