STEM Galore with OneCar and More!


by Priscilla Robinson

If you teach STEM,  you’ll want to learn about the OneCar system.

The performance components in the Next Generation Science Standards (NGSS) have spawned many wonderful chances to explore STEM in the classroom.  The STEM curriculum is based on the idea that an interdisciplinary, applied approach is the best way to teach students these four specific disciplines.   When your students are searching for solutions to real-world problems, they are more engaged, and their learning is more authentic.

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A Light at the Smithsonian: Notes from a Spectroscopist


Alex Scheelineby Alex Scheeline

The Smithsonian Institution’s National Museum of American History, on the national mall in Washington, D.C., has an especially fascinating exhibit on Thomas Edison.  The exhibit highlights the development of electricity and lighting, and, more generally, invention.  In late 2017, I visited an area that featured a set of lamps—including a low-pressure sodium vapor lamp, a mercury lamp, an incandescent lamp, and a compact fluorescent lamp.

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