Curated OER
Animals Between the Sand Grains -- Meiofauna
Middle schoolers begin the lesson by collecting sand at low tide from a local beach. They place each specimen on trays with a tiny amount of seawater. After a week, they can observe the meiofauna present in the sand through a microscope....
Smithsonian Institution
National Museum of Natural History: Ocean Portal: Life in the Sand
This article is the companion to the exhibit on Oceans at the Smithsonian. There is good information about sand, microscopic life in the sand, and problems that people cause on our beaches.