Hiya xx
This link is to a 2002 edition of a diploma in child care and education book, it details how important physical activity is for children and what you enable them to do - stretching, exercising, developing, discovering, expressing, learning when you provide opportunities to play physically -
Importance of physical play.
UNCRC -
article 31 shows how play is a right.
Where disability is involved you would assess, discuss and plan to adapt /move around/change your activities, your resources and the room/environment.
Find out from the child, parent, carers, professionals, colleagues what physical activity is being enjoyed and work together to expand on this.
Wider pathways, doorways, distances between tables, height of tables, washing & toileting facillities, door handles/locks/bells/fire alarms find out where gravelled pathways are and if they are easily used by wheeled equipment - not just wheelchairs. Where steps and stairs are and how they can be adapted to support mobility vehicles.
You are right with the bell in a ball, resources with sound assists position perception or position in space and helps to develop spatial awareness.
Visual impairement ranges from complete sight loss to blurriness caused by tiredness.
Light emiting/colour changing/bright coloured balls can help identify their position for catching/closeness.
Playing in light rather than shade may also help.
Auditory keywords can be used to guide movements and provide information on position - to throw, bounce, roll, catch, hands out, words such as close, near, ready are personal perceptions, using them will mean having good relationships with those around you so that everyone knows what you mean - my 'close may not be quite the same as your 'close
Hand on hand guidance is a possibility for the act of catching, readiness to catch.
Blind football from the BBC
Sensory ball,
oball rattle search on amazon,
I hope this helps xx