Some wonderful ideas for math and science here, but keep in mind some of the language activities are for first graders so wouldn't be appropriate for preschoolers. Incorporating Reggio methods in a "traditional" school setting
This is an inquiry based lesson. The student has to determine if the clay sinks or floats, whatever the clay does not do, the students have to morph the clay so that will. If it sinks then they have to form it so that it floats.