Three aerated compartments enable kids to view the entire decomposition process clearly and make side-by-side comparisons among different materials. A great way to teach decomposition, composting, life cycles, and environmental education. Includes 5.25"D x 13"W x 8"H clear plastic box with faux grass top and aeration holes, 3 clear-view compartments with magnification spots, and thermometers to chart temperature changes.
