Multiply by 5 using the grouping of objects, counting by fives, and arrays. Explore the Multiply by 5 facts using the grouping of objects, counting by fives, and arrays. Compete against characters to ...

MathFactLab, founded by former Essex Westford elementary school teacher Mike Kenny, now has more than 1 million users all ...

Do you frequently feel that multiplication is difficult or time-consuming? Multiplication speed can significantly increase your confidence in arithmetic, whether you're doing problems in class or ...

One month into the school year, my math classroom is buzzing with familiar rhythms: assessments, routines and students still ...