Give one field sheet and clipboard per group. Groups choose a site to observe, placing their grids on the site. Students then record data on field sheets, after measuring site to determine perimeter and area. Students take air temperature with thermometer and record. Students take soil temperature and record.
Older students take measurements.
Primary students observe and record. Slope measurement to be taken on third visit to site with intermediate students after classroom instruction. Humidity measurement is taken on third visit to site as above. Groups of four will work together to graph temperature of air and soil over time. Groups make pictorial display and label guilds of site after each visit.