Real World Math: Concept Lessons - Around the World in 40 Hours
Real World Math

In this activity students will take part in a series of consecutive plane trips around the world while keeping track of the time for each time zone they land in. 

But Why?: Why Do We Have Daylight Saving Time?
But Why?

Michael Downing, author of Spring Forward: The Annual Madness of Daylight Saving Time, explains the reasons behind this semi-annual ritual of moving the clocks forward and back.