Florida’s state education agency rejected dozens of math textbooks this past spring because, officials contended, they contained common-core learning standards or violated a state law that prohibits ...

Update: After this story originally ran, the Florida education department issued several screenshots of “problematic examples” in the textbooks. “These examples do not represent an exhaustive list of ...

With the right lesson plan, teachers can turn struggling students into budding mathematicians. The secret is carefully guiding their adventure in numbers I still vividly remember the day, 14 years ago ...