VOTE NOW: Will this new design help protect students and staff from school shooters?

<p>LONDON - MAY 21: A classroom at Edenham High School lies empty after lunchtime May 21, 2003 in Croydon, England. The school had to send home about 700 of it's pupils early because of funding problems, which meant the school could not afford to employ temporary teaching staff while teachers were off sick. (Photo by Ian Waldie/Getty Images)</p>