After an introduction to municipal sludge, middle school ecologists consider the pros and cons of dumping in the Hudson River Canyon. The class is split into two groups: one to debate in favor or dumping and one to debate against the...

In this shipping on the Hudson River learning exercise, middle schoolers record information about types of vessels seen on the Hudson River and respond to the questions that follow about each. Then they identify the Alice Oldendorff...

Students manipulate Hudson River salt front data from October 2004 - September 2005 to locate the high and low points of the salt front for each month, They determine the range for each month, determine the modal range for each month,...

Young scholars use Hudson River salinity data to create a line graph that shows the location of the salt front, and use math skills to explore how this location varies over time. They use the graph to estimate the location of the salt...