hand gestur is like tinybit make you controller with hand and you can use with lofi web for control with hand and also you can add some light in the tiny bit and you can add some icons like happy faces or maybe like mad face and you can like go to the teachble after that you can record your body like hand right,hand left,hand down and hand up.after you record it you can training model and waiting until done after done you can export. after that copy the link and the link put in lofi teachble robot