Many children never master fractions. When asked whether 12/13 + 7/8 was closest to 1, 2, 19, or 21, only 24% of a nationally representative sample of more than 20,000 US 8th graders answered ...

The film features a muskox named Lola who struggles with dividing fractions despite being intelligent in other areas of math. Her friend, Arthur the Arctic Fox, teaches her how to approach dividing ...

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; ...