There are some basic properties of whole numbers any 3rd grader can tell you: Each number is represented by a single symbol, and followed by a single successor. Multiplication makes a number bigger; ...

We present a case study of teaching and learning fraction addition on number lines in one 6th-grade classroom that used the Connected Mathematics Project Bits and Pieces II materials. Our main ...

Right about now, your kids are probably enjoying their summer vacation with plenty of time floating around in the pool or at the beach. It’s hard to believe school starts in about a month for many ...

For many elementary teachers, fractions have traditionally sprung to mind lessons involving pizzas, pies, and chocolate bars, among other varieties of “wholes” that can be shared. But in what many ...

NARRATION:Back in the deepest, darkest depths of time, there lived a great mathemagician called Hypatia. Numbers fell under her spell one by one. With them, Hypatia could do anything. Now Hypatia is ...

UNKNOWN MALE #1:I'm seriously full, guys. I can't breathe. UNKNOWN FEMALE #1:Well I'm not surprised after what you had. I'd have been full after your starters. UNKNOWN FEMALE #1:'You had one and one ...

Many students cruise along just fine in math until fourth grade or so. Then, they hit a wall—fractions. The wall is about to get taller. With mastery of the topic seen as a crucial stepping stone to ...