Curated OER
Ocean Animals vs. Humans
Students use critical thinking skills to solve word problems using ratios that allow them to compare humans to ocean animals.
Curated OER
Lake Pepperidge Farm
Students calculate proportions to determine the total population of Lake Pepperidge Farm. They collect a blind sample of fish and count the number of tagged and untagged fish. They collect data from all samples and record the data in a...
Curated OER
Growing Coral
Students define the words coral and coral reef, and identify the Great Barrier Reef on a map or a globe. They observe crystal formations that develop in a way similar to the way coral polyps create their calcium carbonate cups.