Franchino Vicky Books
Books di Franchino Vicky con argomento Soils Experiments Juvenile Literature Soils Experiments
Junior Scientists Experiment With Soil
edizioni Cherry Lake Pub collana Cherry Lake Pub (Library)
Describes experiments that can be performed with soil in order to learn about its properties, including its composition, whether it can act as a natural filter, and if a difference in soil size affects water flow.