, on one side were those who argued for a new focus on concepts and reasoning rather than drilling students on their times-tables. On the other were the traditionalists, who said the progressive ...

Dilation, at its core, is a transformation that changes the size of a figure without altering its shape. This concept, fundamental to geometry and particularly emphasized in Common Core Geometry ...

Last year, only 34.5 percent of city students in grades 3 to 8 passed the math exams, and 29.4 percent passed in reading and writing. Overall, officials said, the scores inched up slightly from the ...