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World of Teaching: White Blood Corpuscles (Power Point)
This is an excellent PowerPoint presentation, with lots of graphics, on white blood cells. It clearly explains the different types of white blood cells and how they are formed.
Orca Book Publishers
Orca Book Publishers: Sudden Impact Teaching Guide [Pdf]
When her friend is hospitalized after a soccer game, Tina helps find a donor match for his rare blood type. But then the donor himself is in an accident. This teacher's guide for Sudden Impact by Lesley Choyce includes a book summary,...