The average cost for back-to-school supplies for families is now around $890. Families are invited to attend their local event, and each present child will receive one backpack while supplies last.

He brought lightweight packs to millions of students and transformed the way they carried their textbooks to school.

At the world's largest science fair ... She designed a bulletproof backpack that can be worn by elementary school children. "I can't vote, but I can engineer," Cotroneo told Insider.