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'1 - 20' in a thought bubble

Counts to 20

Counting helps children build number sense, which is the ability to use numbers and understand how numbers work in different contexts. This skill leads to future success with addition, subtraction, multiplication, and division and allows children the opportunity to tie language to representations of quantity, such as less, more, greater than, and less than.

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Jordan, N. C., & Dyson, N. (2016). Catching math problems early: Finding from the number sense intervention project. In A. Henik (Ed.), Continuous issues in numerical cognition: How many and how much (pp. 60-81). Elsevier: London, UK.