*和Scientific American环聊,在本周末最热门的科学活动:美国科学与工程节上获得启发!*
这是一个免费的,适合家庭,拥有超过3000个动手活动和150个台上表演的展览会,四月26日,周六和四月27日,周日上午9点到下午6点,在华盛顿特区的华盛顿会议中心。我们会在周六早东部时间7点,节目开始前广播直播。
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Showing Revision 16 created 02/02/2021 by zeal.