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 ...

There are some basic properties of 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; ...

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 ...

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 ...

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 ...