popping paint filled balloons on a canvas . put paint tape to cover the place to stencil, put paint filled balloons around canvas, pop with darts (slingshots?), let dry, use stencil to add silhouette - love it! Or do the crayon melting thing!
7 Things to Remember About Feedback [Infographic] - From ASCD's Educational Leadership Magazine about what feedback for learning is (and isn't) and how feedback works to improve learning. From John Hattie's Visible Learning.