Investigation into the social causes of problem behaviour of primary school pupils in Groningen. The data in the seven files derive from interviews with teachers, parents and the pupils themselves. P1161A ( teachers ) : professional background data / time budget / house calls / distribution of time spend in class to various subjects / strictness / way of evaluating pupil's progress / emphasis on which aspects of various subjects / communication within class / projects , thematic teaching , trips / division of tasks / minimum achievement norms / differentiation in teaching ( level ). P1161B to P1161F ( parents ) : family background data / religiousness / educational background / professional background / parents parental backgrounds / uniformity of parents toward the child / working hours / best two friends: background, communication about childrearing, their attitudes in this respect / outdoor activities / activities done together with child / family situation and atmosphere / job situation, recent changes, perspectives, decision making at work, autonomy, control / influence of private life and behaviour of children on reputation / norms regarding behaviour of children / way of influencing children, restrictiveness regarding book reading, watching of films ( sex & violence ) / strategy in making child do certain tasks / communication with child about " sensitive " subjects / rules, obedience, strictness, sanctions values and beliefs in life and education / housing situation / spatial opportunities of child at home for homework, playing hobbies / neighbourhood / social contacts within neighbourhood / social control / complaints of neighbours about child / reading about child rearing / way of solving conflicts about tv watching / interest in the child's " private " life, level of communication / openness / characteristics of child's personality / contacts with other children / bed time / cooperativeness of child in household chores / pocket money. P1161G: ( child, teacher ) : hobbies, leisure activities / situation at home: sharing of commodities / important possessions / pocket money, save or spend it / playing: where, with whom / do parents know and accept friends / constant peer group / frequency of forbidden acts / opportunities to play with friend at home / opinion on parents and adults in general / behaviour and attitude evaluation list filled out by teacher. Background variables: basic characteristics/ housing situation/ household characteristics/ characteristics of parental family/household/ occupation/employment/ income/capital assets/ education/ religion