“how parents should help children to be independent" 从句要把疑问语句改成陈述语句;
另外,sociologists后面应该有个“,”(呃,不过这个貌似不算语法错误)
Meanwhile,a trend has emerged that a considerable number of people, especially educational experts and socialists are paying there main attention to this hot issue that how can parents help children to be independent.
没什么错误。。