Faulting at Devils Slide

The opening of the tunnel around Devil’s Slide in San Mateo County allowed for the creation of a mile-long trek to look at some of California’s fascinating geology. In my last geology hike to the...

Correlations and Scatter Plots

After a couple of hand-graphs, my students use their TI 83/84 calculator for graphing. We set the calculators so they give an “R squared” correlation, which we often use to help determine which regression type...

A radical idea: Treat teachers like plumbers…

This weekend, while attending a Model United Nations convention with my MUN students, I got to talking with a few colleagues and discussing how people become teachers. Here are the basic steps to becoming certified...

Next Generation Science Standards, second draft published

The second draft of the Next Generation Science Standards were released this week. You can find them all here: www.nextgenscience.org/next-generation-science-standards You can search them here: www.nextgenscience.org/search-standards-dci I have exported pages containing all DCI Arranged Standards...

Results of online grading survey

Last week I posted a survey of online grading practices. I announced the survey through several email lists I participate in [1], as well as on my Facebook “wall”. The survey was open for five...