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After reviewing more than 100 years of research on learning, authors of a new paper say combining two strategies -- spacing and retrieval practice -- is key to success. Whether you're trying to ace a ...

Concentration is the mental effort you put into a task. You might lose concentration due to distractions, lack of sleep, aging, or health conditions. Consider talking with a doctor or therapist if ...

Online color prediction games have become a prominent category in digital entertainment, combining simple mechanics with ...