So the sketch below shows oggy's childhood. It resembles Oggy and the cockroaches are real good friends during their childhood. As they grew up, cockroaches were real naughty and clever than oggy that made the difference and hence their anger between each other has been the key point in the show.
Childhood is the age span ranging from birth to teenage life. According to Piaget's principle of cognitive growth, childhood consists involving two stages: preoperational period and concrete detailed stage. In developmental psychology, childhood is divided up in the developmental stages involving toddlerhood (learning in order to walk), early child years (play age), midsection childhood (school age), and adolescence (puberty as a result of post-puberty). Various childhood variables could affect ones attitude formation.
The thought of childhood emerged during the 17th and 18th centuries, particularly over the educational theories from the philosopher John Locke plus the growth of books for and in relation to children.