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Ricardo, Melissa, Jin Hee and Saarthak are at school, it¡¯s lunchtime, and they are lost. They have a school map, but they still don¡¯t know where they are. Then Saarthak has a crazy idea to find their way to the cafeteria using a ¡°smell map.¡± So using their noses and sense of smell, they try to find their way.