re: "I teach k-5, and I have kindergarten and first grade for 45 minutes, and
second through fifth for 90 minutes every other week. I have had various
time slots over the years......"
thanks for your comments, I agree totally. I have k-1 classes for 45
minutes, and its just about right. I often have projects that take two
weeks to complete, and do a relief printmaking project with both grades
that takes 3 weeks to complete.