You say you might want to try some country dancing, maybe the Texas two-step, the sidewinder or Achy Breaky Heart? Well, there are plenty of places in the Lehigh Valley to learn some of the more than ...

Addition & subtraction strategies to solve two-digit equations using an open number line. In this lesson, students go over using different addition and subtraction strategies to solve two-digit ...

When you estimate a number you decide approximately, or roughly, how big that number is. To estimate accurately, you need to have a good understanding of the value and order of numbers. A number line ...