Curated OER
School Sleuths Treasure Map
Students are explained how a grid and compass work. They are also explained that archaeologists use grids as a record of the exact location of artifacts. Students define the term datum as a point of reference on grids from which all...
PBS
Pbs Learning Media: Keeping Track of the New York City Marathoners
In this video segment from Cyberchase, Bianca figures out a way to count the thousands of runners in the New York City Marathon.