Friday, January 15, 2021

Used Graphing Calculators

 I buy used graphing calculators for our math and science Co-op classes—usually from Good Will.  I bid on calculators which operate.  Below are images of calculators to avoid: weird blotches, faint lines, etc.  the first shot has a dark screen.  This one is fine.  You can toggle to adjust the screen brightness.  Before you bid, watch out for damage.









at

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)

National Chemistry Week is around the corner. Are you ready?

  National Chemistry Week   (NCW) coincides with  Mole Day!   NCW’s 2026 theme is construction.  My Co-op Chemistry class focuses on Mole Da...

  • Apologia Biology Update
    The class is completing their Designer Baby blogs.  Finally.  Yes,I sat on top of them in class.  I still think the time investment is wort...
  • Apologia Biology: Cells, Cell Cycle, and Mitosis
    The Co-op is reviewing for a series of cell quizzes and beginning  with paper plate cell cycle models  and  mitosis with yarn.   The first t...