Yup. The gold flake forms are . . . shall we say . . . flaky. Or
rather, they're impenetrable. I use them in Faculty training, and I
give some to a few faculty. I've had them for about three years and
they're just gummy now. People rub holes clean through the sheet. :-)
John
On Mar 3, 2010, at 9:19 AM, Gary D Lynne wrote:
> Just wondering if anyone else has experienced "shelf-life" issues
> with the IF AT forms. Had some 3-year old "gold flake" (in contrast
> to the "silver flake" ) forms left over... so, with extremely
> limited teaching budgets, tried to use them last night. I had not
> "tested" them for whether they would scratch or not (who would have
> thought to do so??) ... they would not scratch! The gold flake
> was "welded" to the form. So, had to go to "Plan B" in the midst
> of the Exam... with several very disappointed students, who really
> do like the IF AT scratch-off process... gaining more points, as
> well as learning more, due to immediate feedback. (Not good for
> student evaluations.. that the forms did not "scratch").
>
> Now I am wondering about the "silver flake" forms... how long do
> they last? I teach small classes (typically 50-something), so the
> large quantities the IF AT supplier requires us to buy results in
> "stocks" of these things sitting in my office for awhile.
>
> Any one else having trouble with the scratch-off forms?
>
> Gary D. Lynne, Professor
> Department of Agricultural Economics and
> School of Natural Resources
> 103B Filley
> University of Nebraska-Lincoln
> Lincoln, NE 68583-0922 USA
> Website: http://www.agecon.unl.edu/facultystaff/directory/lynne.html
> Phone: 1-402-472-8281 Cell: 1-402-430-3100
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> "We are always only one failed generational transfer of knowledge
> away from darkest ignorance" (Herman Daly)
> "We do not just have our own interests. We share interests with
> others. Empathy ... exemplifies the implicit solidarity of human
> nature" (Robert Solomon)
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