Yoomi wants a yellow belt. But she's afraid to break the board. Grandma to the rescue! Yoomi and her friends are ready to take on the test for their yellow belts in taekwondo. But Yoomi is afraid to break a board. Meanwhile, Grandma is struggling to learn something new, too. But Yoomi and Grandma encourage and inspire each other. Yoomi discovers how, with persistence, focus, deep breathing, and above all, a loving Grandma,...