This link offers a selection of children's gloves designed to be used when propelling a wheelchair.
You could also consider using cycling gloves with are available from Halfords, Tesco's etc
SERC / Newbridge School
Barley Lane Campus, 258 Barley Lane
Goodmayes
Ilford, IG3 8XS
SERC is a service and information centre brought to you by Redbridge.