Learners gather and classify samples of a given item (rocks, fossils, seeds, etc.) They discuss various ways of classifying and that there are many different ways that are acceptable.

High schoolers build a model ocean using a variety of materials representing the various levels of the ocean. They collect data about the ocean floor in a partner activity. They practice working with topographical mapping grids.

Students create a spreadsheet to analyze functions. For this algebra lesson, students use spreadsheets to find the intersection of systems of equations. They identify the dependent and independent function as it relates to a line.