div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: Lessons Learned from Year 1 of the Good Behaviour Game RCT in UK primary schools src=https:reader030fdocumentsusreader030viewer202202041058f35e791a28ab1f4c8b4605html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv