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Author Archives: drjimo
An angle inscribed in a semicircle
Hereis a tweet with a nice proof of the theorem that is the namesake of this website https://twitter.com/professorbrenda/status/1323095111954288640?s=21
3 Great WIU Graduates Teaching MS Math
These guys are teaching math and helping students in many ways. Read the full story here (from WIU website). Read the full story here (from McDonough County Voice Newspaper).
Posted in Uncategorized
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Tostitos fiesta bowl – some of the best highlights of all time
https://twitter.com/drolsen314/status/1282391894664851456?s=21
Posted in Learning, Teaching
Tagged Cinderella, football
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Look at problems as a diamond, with multiple facets, and not as a coin, With only two sides
Quote
Posted in Leadership, Problem Solving
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Leadership is clarity, transparency, support, and trust
Leadership is clarity, set goals & purpose. Cast a vision transparency, Communication support, Do you have tools trust, and empower them to be creative, and failure is OK. Q: What are the key aspects of #leadership in a primarily remote … Continue reading
Posted in Leadership, Uncategorized
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Nathan Karsjens website
Nathan Karsjens website is https://mednathan.wordpress.com/ Nathan is a mathematics major in secondary teacher education at Western Illinois University (and a Leatherneck football player).
Graphicacy
Good summary of what graphicacy is, especially early graphicacy in children. ￼ Click to access espresso_22_early_graphicacy.pdf This definition of graphicacy￼ does not seem to be comprehensive enough to include spatial sense, but is an important subset, or component of, spatial … Continue reading
Posted in graphicacy, Learning, mathematical reasoning, statistical reasoning
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Two community colleges show how students can succeed without** remedial math courses
**Actually there is remediation, but it is justintime. There is corequisite support/remediation. This sounds promising. Students do not like (or, equivalently, are not motivated) to take a semesterlong remediation course. Under this plan, the students may be taking a similar … Continue reading
Posted in Remediationand reducing it
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How to Graphically Interpret the Complex Roots of a Quadratic Equation
Very good stuff here. Nice mathematics, nice symmetry, nice visually! Nice paper with an explanation of what is going on by Carmen Melliger here. Good mathematics! Nice graphic by Shana McKay from Scaffolded Math. See also.
Posted in Algebra
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