Playing with balloons while modelling paper & power-based AAC options.
Between an app, this board, Makaton, speech & gestures, he said he wanted a different colour of balloon, I had to blow it up, let go then he had to find where it landed (I had to stay on the seat & not move).
ALT Photo where a child's hand can be seen pointing to a strip of symbols attached to the top of a communication board.