Concept of Quantity: Experimenting with Different Balls and Containers Transcript Start Audio Description: A title reads, Concept of Quantity: Experimenting with Different Balls and Containers. [loud drumming & student vocalizing] [balls rattle in bottles] Amanda: Ohh! Two different sounds. [balls rattle in bottles] [patting] [rattling] [loud drumming & cymbols] [balls rattle in bottles] Amanda: Loud. [balls rattle in plastic & metal bottles] [balls rattle in plastic bottle] [balls rattle in plastic bottle] [vibrator in plastic bottle] [balls rattling] [bang] [balls rattle in pitcher] [balls rattle in metal bottle] [students vocalizing loudly] [balls rattling] Audio Description: A title reads, Penrickton Center for Blind Children, 2018.