Curated OER
Bonneville Salt Flats Ecosystem
Students discuss the annual ecosystem changes of the Bonneville Salt
Flats and the artificial changes made by man.They observe the annual ecosystem changes and the current additional flooding of the Bonneville Salt Flats by man.
Curated OER
Salt and Water Divorce by a Physical Change
High schoolers discuss the definitions of physical and chemical properties and changes. They vaporize a solution of salt and water, observing the sodium chloride that is left behind.
Curated OER
Clouds in a Jar
Fifth graders create a cloud jar so that they can observe that clouds are made of tiny droplets of water. After observing the cloud jar, they record their observations on a worksheet in written form explaining that clouds are made of...
Curated OER
Genes and Aging
Students explore genes and the way we age. They assemble a worm collection device called a Baermann Funnel. Students collect Caenorhabditis elegans or other active nematodes from local soil samples. They observe the appearance and...
Curated OER
Leaf Transpiration
Young scholars determine the amount of water loss due the transpiration.
Curated OER
Hey, You Stole My Rain!
Pupils review various scenarios in regards to the water cycle to determine what the best solution is to the problem. Students write their opinions on the controversies.