Use this printable map to compare time differences and visualize the boundaries of time zones around the world. The Canadian engineer and inventor Sir Sandford Fleming first suggested Universal Standard Time in the late 1800s.
Classroom Organization Tips
Did you resolve to get organized this year? Our Top 10 Classroom Organization Tips will help you get your classroom in shape for the months ahead, whether your existing system needs a tune-up or you're ready for a total overhaul.