chavrusas
... that when yeshiva students learn with their chavrusas, they may wave their hands and shout at each other?
... that when <a href="./Yeshiva" id="mwDoA" rel="mw:WikiLink" title="Yeshiva">yeshiva</a> students learn with their <i id="mwDoE"><b id="mwDoI"><a class="mw-redirect" href="./Chavruta" id="mwDoM" rel="mw:WikiLink" title="Chavruta">chavrusas</a></b></i>, they may wave their hands and shout at each other?