Observing Skin Sensitivity
Students identify the five senses and corresponding organs. They recognize that the nervous system is responsible for receiving, analyzing and sending messages throughout the body.
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How Sublime: Exploring and Measuring the Triple Point of Dry Ice
Solid, liquid, or gas? Or all three? Young chemists make observations of dry ice and measure the pressure associated with its triple point. Pre-lab exercises include drawing Lewis structures and explaining bonding theories. An...
7th - 12th Science CCSS: Designed
New Review Purification of Air-freshener
Most objects must go from solid to liquid before changing to gas, but a few special solids can go from solid to gas and vice versa. The third lesson in a seven-part series shows scholars how this is possible. Using a household cleaning...
9th - 12th Science CCSS: Adaptable
Skin and the Effects of Ultraviolet Radiation
Though UV radiation can damage skin, it isn't all bad. The third installment in a six-part series allows the class to study the structure and function of skin. They learn about the different types of skin cancer and the SPF rating...
2 mins 10th - 12th Science
Nanotechnology Grant Proposal Writing
Please, sir, can I have a few thousand dollars for my research? The last installment in a six-part lesson has the pupils develop a grant proposal. Class members apply their knowledge of skin cancer, ultraviolet radiation, human skin, and...
10th - 12th Science CCSS: Designed