My child has atopic eczema and multiple allergies - autoimmune disorders. If he is unwell 'enough' he stays home. Every time I quibble it, balancing the missed education against the rest his body needs.
100% Attendance Awards are growing in popularity with most UK primary and secondary schools now using them to encourage better attendance and less truanting by pupils. The real problem with 100% Attendance Schemes, however, is that they don't work.