Galloping advancement in science and technologies, it has proliferated huge volume of academic syllabus for school students in their curriculum.
As a result of this substantial changes over the period, today many schools tend to focus increasingly on academic curriculum and reluctant in providing physical education for children.
....impressive sentence :)
students are working hard enough in schools to get admission into reputed universities plusin addition to pursue their desired courses.
Children are more often seems to be a book worm rather than participating in sports activities
.... this has a few grammar issues;
Children is a plural word, so it should be "seem" and not "seems" & "book worms" and not " a book worm"
Your first body para does not contain any specific exmaple which is a must for this task.
children should have been given
You have good writing skills, but you need to pay more attention to grammar