Many people have, at one time or another, wished for an extra set of hands to do everything they need to get done, or to carry loads of items. Royal College of Art graduate Dani Clode might not be able to fulfill that wish, but she can give you the next best thing - an extra thumb. For her graduate degree in design, Clode engineered a 3D printed prosthetic thumb that gives wearers a bit of extra reach and dexterity. Learn about the Third Thumb Project at