Three aerated compartments enable kids to view the entire decomposition process clearly and make side-by-side comparisons between different materials. Included thermometers demonstrate temperature changes during decomposition process. Grades Pre-K+/Ages 4+. Includes 5.25"D x 13"W x 8"H clear plastic box with faux grass top and aeration holes, three clear-view compartments with magnification spots, and thermometers. Teaches decomposition, composting, life cycles, and environmental education. Teacher’s guide with usage ideas, time lines and science fair applications.
Cheapest price in the interval: 44.99 on October 28, 2021
Most expensive price in the interval: 44.99 on November 6, 2021
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