Water pistol (squirt gun) painting is a fun outdoor painting technique for kids. This art activity is perfect for the Summer and suitable for preschoolers upwards. Kids canvas art inspired by the famous artist Jackson Polluck.
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!