Sociocultural theory states that our cognitive developmental processes, learning processes, are merely products of our society and culture. Different cultures have various systems, including: beleifs, values, manners, normative behaviors, and practices.
Within these various different cultures around the world, differences in specific societies within the larger culture also exist. Our culture teaches us behavior, which may also vary according to our society. Our socialization within a specific culture and society, molds our behavior and teaches us right from wrong.
The sociocultural theory claims that everything which makes up the psychological processes which join together to form our "self-image", and our "identity", and overall, our "reality"... thus, we are merely just products of our culture and society.