Studies of nature or toys like pulleys, magnifying glasses, or binoculars are all ways for unschoolers to explore science.
研究自然或研究像滑轮、放大镜或者双筒望远镜之类的玩具，都是接受非学校教育的孩子探索科学的好方法。
2
Professor O'Keefe established in earlier studies that people hold different beliefs about the nature of interest.
奥基夫教授在早期的研究中证实，人们对兴趣的本质持有不同的看法。
3
What is the nature of the scientific attitude, the attitude of the man or woman who studies and applies physics, biology, chemistry, geology, engineering, medicine or any other science?