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!
Any skill level can do this class and along the way Increase your watercolor skills. Learn new techniques. Learn how to only use one brush and no pencil! Practice painting loosely and intuitively. Have fun!