Now preteens can examine science in a meaningful way through this 12-book, reader-friendly series. In each title, reader focus on the vocational, environmental, technological, and societal aspects of major scientific principles. An exciting Internet theme is also carried through the graphics and text, with "links," "buttons," and "byte-sized fact" boxes. Application activities allow readers to use their new knowledge in everyday life.
还没人写过短评呢