All those long multiplication tables. Timed tests and “mad minutes” of worksheet problem-solving. Fluency drills. Somehow, getting kids to know their basic math facts continues to be at the heart of ...

A key part—though surely not the only part—of early-grades math is ensuring students get the basic arithmetic functions down and, beyond that, making sure they’re able to swiftly and automatically ...

Using number lines and manipulatives to solve the four facts in a fact family. In this lesson, students go over using number lines and manipulatives to solve the four facts in a fact family. Julia ...

Students in Melissa Williams' kindergarten class at the Westminster School in Atlanta, Georgia, practice connecting quantities to written numbers — a key part of number sense. Credit: Holly Korbey for ...

From the Birthday Paradox to the secrets of Pi, these 15 math facts prove the universe runs on some truly strange numbers. You’ll never look at math the same way again. Medicare update: Major change ...

Students go over using number lines to solve the four equations in a fact family. In this lesson, students go over using number lines to solve the four equations in a fact family. Julia uses charts, ...