An entrepreneur from Santa Monica, California, introduces the world's first all-electric, free car-sharing service; a monthly membership that makes it easy for parents and caregivers to discover, book and attend family activities at an affordable rate, from an entrepreneur in Chicago, Illinois; a Cambridge, Massachusetts, entrepreneur invented a product that can turn any regular bicycle into an electric bike in under one minute; and a digital baby journal that captures memories through text message, from an entrepreneur in Auburndale, Massachusetts