Worried that your child's friends may be carrying guns to school? Well, looks like you may have less to worry about now than in years past. Seventeen percent of high school students today pack heat, but that's down from 26 percent in 1991, according to data posted at the Child Trends Data Bank. This comprehensive Web site offers an assortment of information from varied sources on the latest trends in kid demographics, health, family, education, as well as social and emotional development. The site allows visitors to search its archives by keywords and to download text articles on topics of interest. Visitors can also sign up for a free e-mail newsletter.