(e)Xperience ChemEd X through the ideas and opinions of its community members.
Xperience is where contributed, but not reviewed, ChemEd X resources such as blogs and opinion pieces are found. Here you can find blogs in which our contributors express their personal empiricism and polls in which you the community can provide your opinions.
I observe a red to blue color change when I rinse my bowl after eating frozen blueberries. Sounds like an acid-base reaction, doesn’t it? Well, read on to learn about the blueberry surprise!
The ability to anticipate the errors that students tend to make should serve as a guiding principle when designing assessment items. In addition, a well-written question can uncover student misconceptions.
"A bear is wiser than a man because a man does not know how to live all winter without eating anything." Abenaki (People of the Dawn) saying. This is the third post describing the metabolic and nutritional chemistry of bear hibernation.
A lot of time is spent assessing students but how much time is spent assessing ourselves and our peers? Some faculty take departmental evaluations seriously and professionally while others prefer not to for a variety of reasons. What happens when a faculty member introduces evaluation guidelines into a department that had none previously? Read and find out.
Before trying to use a piece of equipment, it’s worthwhile to have a basic understanding of how it works. To put it simply, FLIR cameras primarily deal with the infrared part of the EMR spectrum. The camera detects infrared energy and converts it into an electrical signal, which is then processed to produce a thermal image on a video monitor.
Some institutions make use of standardized student evaluations, which may not concentrate on an instructor's targeted areas of growth and development. For this reason, the author produces his own student survey for use at the end of a semester and focuses on specific facets of his course.
Two groups of students, typically, have difficulty with titrations, the first time around. Those that act too rashly and overshoot the endpoint, and those over-cautious ones who they take forever to finish.
Ungrading has long been associated with the idea of purposefully eliminating or minimizing the use of points or letters to assess student work. The focus of ungrading is to provide extensive feedback to students and then jointly (students and instructors) come to a consensus as to what the grade should be. This post addresses what ungrading is and why do it.
As a chemistry teacher considering the switch to standards-based grading, you might be wondering how lab reports work in a system that is not based on points. With lab reports, you just need to decide whether you are grading chemistry content skills, scientific communication skills, or both.
This is Part 5 of a 5 part series* on National Board Certification in Early Adolescence and Young Adult Science. This post will focus on Component 4: Effective and Reflective Practitioner. It involves identifying an area where your students need to grow and an area where you need to grow professionally.