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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 ...

All those long multiplication tables. Timed tests and “mad minutes” of worksheet problem-solving. Fluency drills. Somehow, getting kids to know their basic math facts continues to be at the heart of ...

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 ...