"When third grader and inventor extraordinaire Ada Lace learns her teachers are in dire need of new school supplies, she's eager to lend a helping hand--but how? With a bake sale? A class carnival? Most ideas seem out of reach for a kid like her, until Tycho suggests Ada try her hand at posting informational videos. If she's able to build up a big online viewership, she could easily raise funds for their school. And with Nina as her visionary director,...