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Monisha Ravisetti was a science writer at CNET. She covered climate change, space rockets, mathematical puzzles, dinosaur bones, black holes, supernovas, and sometimes, the drama of philosophical ...

Is it OK if your child is taught the probability of a coin flip landing on heads? What about who crossed the Delaware River during the American Revolution? Or how to order breakfast in Spanish? Before ...

Dyscalculia is a severe and persistent learning disability in math that affects about 5 to 8 percent of school-age children. Due to its impact on students’ ability to learn and retain basic math facts ...