Input (grade 4): Cowry shells are sometimes used in a way similar to dice, e.g., in board games like Pachisi, Ashta Chamma (board game) or in divination (cf. IfÃ and the annual customs of Dahomey).
Output (grade 3): Cowry shells are sometimes used in a way similar to dice, e.g., in board games like Pachisi, or in divination (cf. IfÃ and the annual customs of Dahomey).