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!
frozen watermelon slush
Inauguration Invitation Letter by Studio Polpo , via Behance
Bugsket by Camilla Mendini, via Behance