What happens to worn out rock climbing ropes? This teen turns them into dog leashes and gives all profits to animal groups.

“This was a crash course in how to go from a product idea to starting and running a real-world business,” his parents, Anson and Joyce Tsao, said in a joint email. “Even as a high school student, through perseverance and creativity, he can make a difference to his community by bringing together people and businesses.”