Cute idea for measurement common core- do a few times a year. Read Big Dog, Little dog, and then measure each child to see how tall they are. Make a chart for display, and leave out the measuring tape for a few days!
painting like Michelangelo. Instead of just having sketching time- discover and study Michelangelo, how he hanged upside down while painting. This is also great for students struggling with fine motor hand writing. It builds strength in pincer grasp.