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"Binary numbers were first described in by Pingala in 100 BC. Binary Code was introduced by the German mathematician and philosopher Gottfried Wilhelm Leibniz during the 17th century: convert logic’s verbal statements into a pure mathematical one. After his ideas were ignored, he came across a classic Chinese text called ‘I Ching’ or ‘Book of Changes’, which binary code. The book confirmed his theory that life could be simplified or reduced down to a series of straightforward propositions."

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Sort The Mail - Math Activity For Kids

Love, love, love. Fun math idea for all levels. Could also make a counting variation for preschoolers/early kindergarten (put 'x' number of beans or pony beads into envelope and "deliver" it to the correct basket).