Want to help your seventh-grader master math? Here are some of the skills your child will be learning in the classroom in seventh grade. At a “25% Off” sale, Marissa buys a skirt for $40.50. What was ...

As teacher David Ramirez strode around his 7th-grade classroom at Oakland’s Urban Promise Academy, he was taking on a central challenge of the new Common Core standards: how to ensure that students ...

A child’s ability to understand and manipulate sets of numbers in 1st grade predicts how well he or she will succeed in the math required both in secondary school and for day-to-day living, according ...