In celebration of Earth Day, Whole Children, Whole Planet Expo and Gen7, a leading builder of green, healthy classrooms - is hosting a free community event from 9:30 a.m. to 6 p.m. Saturday, April 24, at Highland Hall Waldorf School in Northridge,

Eco-Conscious Celebrities Amy Brenneman, Erin Gray, and Rachelle Carson Begley Join Whole Children, Whole Planet Expo 2010 in celebrating Earth Day's 40th Anniversary at a free community event in the greater Los Angeles area.