Get the M.E.N.'s Manchester Family newsletter for all the latest from back to school news to ways to entertain the kids Parents have been sharing their anger over not being told about positive Covid cases in their children's classes.
Since NHS Test and Trace took over the responsibility of contact tracing from schools, families are no longer routinely informed about confirmed cases.
While many mums and dads have welcomed the changes - which mean large bubbles of kids no longer need to isolate - there are concerns that parents aren't being kept fully in the picture.
The matter was raised by Dr Nisreen Alwan, an associate professor in public health, who has been raising awareness of the impact of long Covid on children.