Fourth graders role play as contractors responsible for constructing a chain across the Hudson River. They apply math skills to determine the total weight, number of links, and cost of the project.

Students complete an electricity activity to learn about power outages, insurance, and weather preparation. Students use the worksheet 'Power Problem Work Sheet' and use the 'Global Grocery List Project price list for the U.S.' to...

Students examine an experiment in which 2 types of commercial fish are fed a new type of fish feed and a commercial fish feed which costs ten times as much. They calculate in the fish grow as well with the cheaper fish feed and then...