Relating addition and subtraction and playing the game BUMP; counting down. Relating addition and subtraction and playing the game BUMP; Working with numbers, starting with a number and counting down ...

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The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

Susan Sonnenschein received a small grant from the Psychology Department at UMBC for some of the research discussed in this article . Rebecca Dowling and Shari Renee Metzger do not work for, consult, ...