Forbes contributors publish independent expert analyses and insights. Linda Darling-Hammond is an expert on education research and policy. PISA scores reveal deep problems in how the United States ...

When it comes to math, students are struggling. The recent national assessment underscored that by revealing that 24 percent of fourth graders are still performing below basic math skills, also ...

In ancient Greece, Euclid showed that if you agree on a small list of preliminary principles, or axioms, you can use deductive reasoning to reveal all sorts of new mathematical truths. But although ...