“For some, common core is creating common confusion,” said education correspondent Rehema Ellis on a recent NBC News segment. The crux of the news piece was that parents are struggling to help their ...

Mental maths is when you do calculations in your head instead of writing them down. Sometimes, it's just as quick to do calculations in your head as it is to write down every step. You can add and ...

My 5-year-old son recently explained to my 3-year-old son that they were two years apart. Three years old plus 2 years old equals 5 years old, he explained. I was proud of his reasoning and math ...