Half of the districts that applied ultimately were selected for the program this year. That means requests from 32 districts were turned down.
A study reveals students from working class families don't get as much attention from teachers as those in the middle class.
Experts and parents say the guidelines will help educators cope with uncooperative children safely.
The Senate education chairman plans to introduce legislation requiring teachers to find additional sources if students question what they are learning.
The nationwide Race To The Top competition could push schools to integrate additional technology into the classroom.
More than 40 percent of school funds were put toward out of classroom expenses during the 2010-2011 school year.