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高雄市國民教育輔導團教育資源平台 會員登入 會員註冊

        數學課老師教長度單位時,常會讓學生做教室地板長寬的測量來瞭解長度單位,若是現在要你去測量一間「教室的高度」,你會怎麼測量?一般人都會想到拿梯子來,加上一支捲尺爬上去測量,這麼簡單的問題還用問。可是,萬一學生爬上去要是

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