. >> reporter: these are what have consumed jennifer brumley for nearly 10 months. >> how do you thank a teacher who saved your child's life? the least we can do is give them better resources. >> this is terrible. >> reporter: when an ef-5 tornado tore through moore, oklahoma, last year, killing 25 people, including seven children. her son, a third grader at a flattened briarwood elementary barely survived. >> one of the comments my son made was that he only had a dictionary to protect his head and that scared him. >> reporter: so she launched into action, raising money and organizing volunteers. >> research we did indicates you would cut the risk of serious injury and death just about in half if not more by having a helmet on, versus not. >> reporter: the group raised enough money to purchase 34,000 helmets, enough for every student and employee at moore public schools. >> it's an added layer of protection for the kids. if it's needed, it's there. and we hope and pray to god they never need it. >> reporter: on the helmets, reflective tape to help first responders fine trapped kids. >>