August 30, 2016

Why Lissajous Figures?

Lissajous figures may be drawn by moving some type of marking tool back and forth in one direction with… [more]

Why Lissajous Figures? Why Lissajous Figures?

Group Theory and Indigenous People

The mathematics of Group Theory arises in so many contexts!  Not all of them are expected.  The kinship… [more]

Group Theory and Indigenous People Group Theory and Indigenous People

Compute Integrals by Taking Derivatives!

When I first learned this technique in undergraduate Quantum Mechanics at the University of Minnesota… [more]

Compute Integrals by Taking Derivatives! Compute Integrals by Taking Derivatives!

Cartesian Battleship

Descartes sank my battleship?  Well, not exactly.  But, the Cartesian coordinate system is very useful… [more]

Cartesian Battleship Cartesian Battleship

Review: Lost in School by Ross W. Greene

I immensely enjoyed the narrative portions of this book.  Ross Greene does an exceptional job showing… [more]

Review: Lost in School by Ross W. Greene Review: Lost in School by Ross W. Greene

Book Review: Descartes' Secret Notebook by Amir D. Aczel

Descartes' Secret Notebook by Amir D. Aczel was thoroughly enjoyable.  Even if mathematics is not your… [more]

Book Review: Descartes' Secret Notebook by Amir D. Aczel Book Review: Descartes' Secret Notebook by Amir D. Aczel

Book Review: The Fly in the Cathedral by Brian Cathcart

I thoroughly enjoyed this historical book about Cockcroft and Walton and the first time an atomic nucleus… [more]

Book Review: The Fly in the Cathedral by Brian Cathcart Book Review: The Fly in the Cathedral by Brian Cathcart

Book Review: Learning to Love Math by Judy Willis, MD

I just bought the book Leaning to Love Math by Judy Willis MD.  The reason I bought it is because I… [more]

Book Review: Learning to Love Math by Judy Willis, MD Book Review: Learning to Love Math by Judy Willis, MD

ChemSketch for Science Teachers

When teaching Chemistry or Biology (Living Environment, etc.) the preparation of professional-quality… [more]

ChemSketch for Science Teachers ChemSketch for Science Teachers

Custom Chemical Storage Shelving

While overall I found myself with excellent lab facilities I found the shelving in one storage cabinet… [more]

Custom Chemical Storage Shelving Custom Chemical Storage Shelving

Laboratory Safety with Flinn Scientific

It doesn't matter how much time you have spent in a chemistry lab, when you are the one who is responsible… [more]

Laboratory Safety with Flinn Scientific Laboratory Safety with Flinn Scientific

Emergency Chemical Spill Center

Shown is an image of the Emergency Chemical Spill Center that I created for a high-school chemistry lab. … [more]

Emergency Chemical Spill Center Emergency Chemical Spill Center

I choose to teach!

Our culture is the exponentially growing collection of knowledge and invention that we pass from one… [more]

I choose to teach! I choose to teach!

Why is my logo an apple with a funny diagram on it?

I wanted an attention-grabbing logo for my web site, but it had to be reasonably simple. I merged a… [more]

Why is my logo an apple with a funny diagram on it? Why is my logo an apple with a funny diagram on it?

Explore Particle Physics

symmetry dimensions of particle physics I, Dr. Rob, am a particle physicist. While theoretical… [more]

Explore Particle Physics Explore Particle Physics
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