From the waves piece, the viewer dives underwater and swims through the sealife. The underwater images were painted by year 6 pupils, but the bubbles and caustic lighting was added by myself. As with other processing sketches, this one used quads to create the surface water, seen to the top of the frame. The caustics and surf bubbles were additive blended over the slow slideshow of the children's work. This served as a backdrop for the year 3 pupil's dance piece. Less