Online Extras (Updated every Monday)
Classroom Caption Contest!
Win a book by creating a caption for this week's lesson
This week's lesson:
How did Flint's water get poisoned?Download the lesson
Tap the wealth of information in your newspaper as a teaching tool:
Diversity, multiculturalism, worldwide events. You'll find plenty for classroom discussions in this listing of events.
Daily Science Webcasts
Strokes - Collaterals
After a stroke, a specialized network of blood vessels redirects the flow of blood in the brain.
-- Feb 12, 2016