'Maddie's Do You Know?' is a children's television series that sees Maddie explore the workings of everyday objects by asking how they are made or work. Backed up by animations and special c... Read all'Maddie's Do You Know?' is a children's television series that sees Maddie explore the workings of everyday objects by asking how they are made or work. Backed up by animations and special camera technology.'Maddie's Do You Know?' is a children's television series that sees Maddie explore the workings of everyday objects by asking how they are made or work. Backed up by animations and special camera technology.