Over at Learning Curves, she’s making a document camera out of a standalone iSight camera and a $6 desk lamp from Target. The results are surprisingly good. I wonder how well this works in low-light situations; but still, the total cost of this project is well under $200, and most actual document cameras are around $1500 for the bottom-end models.
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- Getting my geek on (@ Grand Rapids Comic Con in Grand Rapids, MI) swarmapp.com/c/iCn2B46ctau 8 hours ago
- @smithnj @clauswilke There has been some discussion at @GVSUmath about this- converting our MTH 227 into a two-sem freshman level course. 11 hours ago
- @smithnj @clauswilke If GVSU were to do something like this — would it work better for you if it were one semester or a whole year? 11 hours ago
- @smithnj @clauswilke IMO linear algebra can be done at the HS level. Maybe without _all_ the abstraction we usually into in college. 11 hours ago
- RT @ClausWilke: Completely agree. We're way to focused on calculus. But it's 20th century math. 21st century needs Linear algebra. https://… 12 hours ago