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We found that when we taught participants to ask What if? and How can? questions that nobody present would know the answer to and that would spark exploration, they engaged in better inquiry at the next exhibit − asking more questions, performing more experiments and making better inter pretations of their results.
出自-2015年12月阅读原文
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To legalize private space explorations.
出自-2015年12月阅读原文
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Space exploration has always been the province of dreamers: The human imagination readily soars where human ingenuity (创造力)struggles to follow.
出自-2013年12月阅读原文
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How did the general public view Kennedy's space exploration plan
出自-2013年12月阅读原文
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This year's shuttle mission is a big step in space exploration.
出自-2011年12月听力原文