Ask a toddler to count to ten. No problem. Now, ask her to hand over seven grapes. Cardinality or a concrete understanding of the meaning of numbers is a challenging, but important concept for preschoolers. Repetitious counting and sorting of items is an excellent way to encourage them to grasp this concept, but can get tedious and tiresome. This simple, but oh so fun activity … [Read more...] about Ten Apples Up on Top – Early Math Top Hat Activity