BrainPOP Launches Major Update to Its Featured Movie App, Enabling Mobile Access to Full Collection of Award-Winning Curricular Content

NEW YORK, Oct. 4, 2011 /PRNewswire/ -- Why is the sky blue? How do fish breathe? Who invented the Internet? Kids' natural curiosity knows no bounds – and if you're a parent or teacher, it's not always easy to answer their questions.  But there's help.  Thanks to a major...