Teachers can use these tools to promote discussions and help students move from concrete to abstract understanding of concepts.

In DeKalb County, Ala., elementary school math classes have gotten noisy. In a good way. Instead of worksheets and textbooks, children practice adding and subtracting with tiny toy bears. They ...

Mathematics is one of humanity’s great achievements. By enhancing the capabilities of the human mind, mathematics has facilitated the development of science, technology, engineering, business, and ...