Independent floating on back Random configuration Arms at side Moving arms from "i" to "v" position and back (palms facing outwards thumbs down on "i", palms facing inwards thumbs up on "v") Parent supports child when needed
Thumbs up thumbs down or build a sandcastle and knock it down
Feeling the water whilst moving and floating
Needs to be able to automate one movement before introducing another
Needs to be able to comfortable on back