In today's edition of the "Good Stuff," an inventive teen uses her own experience with cancer to build a product that helps others. CNN's Chris Cuomo reports.

Three years ago, Kylie Simonds was diagnosed with a rare childhood cancer.

Since undergoing chemotherapy, Kylie, now 11, has been cancer-free.

So when she was recently given a school assignment to create something that addresses an everyday problem, she invented a backpack for kids with cancer.

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