關鍵字詞： buoyancy | problem solving | critical thinking | sink or float | scale | lever | volume | density | units of measurement | fulcrum | force | Chinese history | geography | maps | coordinate grid | Han Dynasty
Cao Chong Weighs an Elephant
How much does an elephant weigh? How do you know? How would you know if you didn’t have a modern scale? Six-year-old Cao Chong, the most famous child prodigy in Chinese history, faced just this problem! Chong watches as the prime minister’s most trusted and learned advisors debate different methods. The principle of buoyancy and a little bit of creative thinking help this boy come up with a solution.
多媒體：
多媒體
互動練習
版面：
固定
插圖：
許多
請登入以享受個人化閱讀體驗，或按「略過」繼續瀏覽。
電子書售價：HK$：
68
如欲購買，請先以教城帳戶登入（學生帳戶除外）。或按「略過」繼續瀏覽。
如欲購買，請先以教城帳戶登入（學生帳戶除外）。或按「略過」繼續瀏覽。