Curated OER
Sizing Up the Supersize Croc
Students examine and compare traits of humans and crocodiles. In this crocodile lesson students use a ratio to estimate the height of a person and compare that to a crocodile.
Curated OER
How Many Bears in the Forest?
Third graders model the tag and recapture of bears and use proportions to estimate the population of the bears in their forest. This is a statistical sampling method used by scientists and naturalists to determine population numbers.
Curated OER
Beef Is Good For You
Students discuss as a class the need for a healthy diet. They bring in a food product and analyze the nutrition label. Using the labels, they complete a worksheet and chart the nutrients found in beef. They use a scale to see how...
Curated OER
Divers's Decompression
Students are exposed to the physics and physiology of scuba diving, study the principals applied in the U.S. Navy Decompression tables and work out typical decompression problems.
Curated OER
What Goes in Must Come Out
Young scholars monitor their calorie intake and energy expenditure. They keep track of daily data in a journal and assess and adjust their diets as appropriate.