The magnetic north pole moves about 10 km a year. Why do we need to know where it is? It is how map systems in phones and cars work.
What Do You Think? What is the difference between the two north poles?
Photo Credit: oktay sonmez/Alamy Stock Photo
Thanksgiving is the last Thursday of every November. Let’s look … read more
Long ago, sundials were used to tell time. Now we use clocks. Sundials show … read more
Charles will be crowned at the coronation. He will put … read more
© 2026 McGraw-Hill Education. All Rights Reserved.
