And while honeybees can't yet write out Einstein's general theory of relativity, new evidence suggests the clever little pollinators can perform simple addition and subtraction after a few math ...

The present paper describes the success, the methods (mental, informal written, standard algorithm) and the strategies of informal written arithmetic to be observed when 300 elementary students worked ...

Korean children's ability to solve addition problems with sums of 10, single-digit addition problems with sums between 10 and 18, and single-digit subtraction problems with minuends between 10 and 18 ...