An educational short film featuring the character of Luxo Jr. demonstrating the concept of "front" and "back." An educational short film featuring the character of Luxo Jr. demonstrating the concept of "front" and "back." An educational short film featuring the character of Luxo Jr. demonstrating the concept of "front" and "back." An educational short film featuring the character of Luxo Jr. demonstrating the concept of "front" and "back."