Find the Red Heart® All in One™ Granny Square Petit™ Yarn at Michaels. Perfectly Petite but timelessly classic - All in One Granny Square Petite allows you to make smaller, perfectly proportioned granny squares, ideal for detail-rich projects and subtle, handcrafted style. Granny Square Petite uses the same striping effect as the other members of the All in One family, meaning that you only need one ball to make a three color granny square - no color switchin', keep on stitchin'.