Skip counting is fascinating, and sets a very strong base for addition, multiplication and number patterns as children learn to count faster, and in sets. Sequentially arranging the T shirts from 1 to 50 in rows of 10 gives the child a clear indication of the number system of all the ones being in the first column, 2’s in the second and so on. Hanging the T-shirts ensures children strengthen this fundamental arithmetic process of counting, while also improving the ability to manipulate objects
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https://www.youtube.com/watch?v=0iAOdIIEkbE&t=37s