young girl pointing up towards exotic plant while on educational field trip - 校外實地考察 個照片及圖片檔兒童, 教師, 大自然
history students and teacher, bolton castle, 14th century grade 1 listed building, scheduled ancient monument - 校外實地考察 個照片及圖片檔學生, 導遊, 旅遊業
child students talking and interacting with marine life in touch pool at aquarium - 校外實地考察 個照片及圖片檔水族館, 學習, 動物園