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 ...

Like many humans, honeybees seem to prefer their numbers ordered from left to right. Honeybees trained to recognize a specific number tend to fly left when given two side-by-side options of a smaller ...

This video will help your child's understanding of fractions! WSKG is here to help you help your child understand the basic concepts of the common core curriculum with our Good To Know video series!

A study in newborn chicks shows that brain lateralisation is essential for the development of a left-to-right mental number line.