Curated OER
What Lives In A Shell?
Younger students focus on animals and animal habitats in the lower grades. This resource defining habitats focuses on sea animals with shells, but could be augmented to be a richer experience.
Biology Junction
Mollusks
Mollusks created every shell on Earth. Young scientists learn more about the phyllum mollusca in an informative presentation. It covers their characteristics, body plans, and relationships in the ecosystem. Then, it details each class of...
Mr. E. Science
Sound
Since light travels faster than sound, some people may appear bright until you hear them speak. The presentation covers what sound is, how fast it travels in various mediums, properties of sound, hearing, and the parts of the human ear.