What do the integers have in common with the symmetries of a triangle? In the 19th century, mathematicians invented groups as an answer to this question.

Researchers have developed a new approach that uses math to determine the best ways to group individuals to maximize learning. Their work has broad implications in education, as well as in ...

The Group publishes over 800 journals and over 1,800 new books each year, covering a wide variety of subject areas and incorporating the journal imprints of Routledge, Carfax, Spon Press, Psychology ...

Help D.C. with number sentences and ten frames, then learn about groups of up to 20.