Curated OER
Sharks
Second graders identify and analyze the many types of sharks that can be found in the Great Barrier Reef in Australia. They also identify what the sharks eat for food, their habitats, and their constuction to the environment and the food...
San Diego Natural History Museum
San Diego Natural History Museum: Shark School: From Shore to the Deep Blue Sea
Small site provides information on different types of sharks: mako, thresher, hammerhead, horn, and others.
University of Groningen
American History: Outlines: Machines and Science Help Farmers
Interresting site from the University of Groningen explaining the incredible impact of machines and technology on developing resources and improving agriculture.
Merriam-Webster
Merriam Webster: Dictionary Illustration: Types of Sharks
Labeled illustration of five types of sharks: mako, tiger, thresher, hammerhead, and great white.