A KIND OF SPARK tells the story of 11-year-old Addie as she campaigns for a memorial in memory of the witch trials that took place in her Scottish hometown. Addie knows there's more to the story of these 'witches', just like there is more to hers. Can Addie challenge how the people in her town see her, and her autism, and make her voice heard? A story about friendship, courage ...(展开全部)

A KIND OF SPARK tells the story of 11-year-old Addie as she campaigns for a memorial in memory of the witch trials that took place in her Scottish hometown. Addie knows there's more to the story of these 'witches', just like there is more to hers. Can Addie challenge how the people in her town see her, and her autism, and make her voice heard? A story about friendship, courage ...(展开全部)

Stephen Wolfram 是Mathematica的创始人，他被广泛地认为是当今科学和技术计算中最重要的革新者。他1959年出生于伦敦，先后在伊顿公学，牛津大学和加利福尼亚理工学院学习。他15岁时发表了他的第一篇学术论文。20岁就在加利福尼亚理工学院获得了理论物理的博士学位。Wolfram早期的科研工作主要在高能物理、量子场理论和宇宙论方面，包括几个当今著名的结果。Wolfram 从1973年起开始使用计算机，并且很快成为正在形成的科学计算领域中的领导者。1979，他开始构造SMP--第一个现代计算机代数系，并于1981年开始商业化发行。 由于早期在物理和计算方面的科研工作，1981年Wolfram成为最年轻的MacArthur 奖学金获得者。 1981年后期, Wolfram 开始了一个雄心勃勃的新的科学方向：发展本质复杂性的一般理论。 Wo...(展开全部)

Two decades in the making, this long-awaited work from one of the world's most respected scientists presents a series of dramatic discoveries never before made public. Starting from a collection of simple computer experiments--illustrated in the book by striking computer graphics--Wolfram shows how their unexpected results force a whole new way of looking at the operation of ou...(展开全部)

Two decades in the making, this long-awaited work from one of the world's most respected scientists presents a series of dramatic discoveries never before made public. Starting from a collection of simple computer experiments--illustrated in the book by striking computer graphics--Wolfram shows how their unexpected results force a whole new way of looking at the operation of ou...(展开全部)

From the former prime minister of New Zealand, then the world’s youngest female head of government and just the second to give birth in office, comes a deeply personal memoir chronicling her extraordinary rise and offering inspiration to a new generation of leaders. “A clear and compelling case for compassion . . . an implicit repudiation of the strongman style of leadership th...(展开全部)

When Craig Gilner gets into Manhattan's exclusive Executive Pre-Professional High School, it's the culmination of a year of intense focus and grinding hard work. Now he has to actually attend the school with other equally high-performing students. Oops. And so the unraveling begins, with a depressed Craig spending more time smoking dope and throwing up than studying. Although m...(展开全部)

When Craig Gilner gets into Manhattan's exclusive Executive Pre-Professional High School, it's the culmination of a year of intense focus and grinding hard work. Now he has to actually attend the school with other equally high-performing students. Oops. And so the unraveling begins, with a depressed Craig spending more time smoking dope and throwing up than studying. Although m...(展开全部)

埃里希·玛丽亚·雷马克（Erich Maria Remarque，1898—1970） 德裔美籍小说家。1898年生于德国一个工人家庭，18岁时志愿参加第一次世界大战并在前线负伤，战后做过教师、记者、编辑等多种工作。1929年，长篇小说《西线无战事》出版，引起轰动，并迅速被翻译成二十多种语言，使他成为蜚声世界的作家。因为他的反战立场，德国纳粹上台后，将他与托马斯·曼等人的作品公开焚毁。1938年，他被剥夺德国国籍，后流亡美国。1947年，他加入美国国籍，次年返回欧洲并定居瑞士。1970年9月25日，雷马克在瑞士逝世。1991年，雷马克的家乡奥斯纳布吕克设立埃里希·玛丽亚·雷马克和平奖。 雷马克的著作大多带有自传色彩，用词精练，抒情的书写中却透出客观、冷峻的气质，被比作德国的海明威。他一生共著有十五部小说、三个剧本和两部文集，其中《西线无战事》《凯旋门...(展开全部)