Susan Gilkerson, a math teacher and school bus driver, stood before a South Dakota education board and issued a warning. The proposed math standards the board was considering — just 36 pages, less ...

Model math standards produced by conservative education advocates helped spark a battle in South Dakota that could spread to other states.

Memory is the faculty by which the brain encodes, stores, and retrieves information. It is a record of experience that guides future action. Memory encompasses the facts and experiential details that ...