(melodious instrumental music) - Hi everyone. And welcome back to Room 9. Our region's largest classroom. My name is Mrs. St. Louis and I'm a teacher at Rogers Elementary School in the Mehlville ...

We like to think that we're pretty good at math, especially after years of schooling. But every once in a while, a simple third-grade math problem manages to trip us up and make us question our ...

Working memory is like a mental chalkboard we use to store temporary information while executing other tasks. Scientists worked with more than 200 elementary students to test their working memory, ...