Meteor.publish(
  'scores', 
  function() { 
    return Scores.find(
      {score:{$gt:100}}, 
      {
        fields: {user:1,score:1}, 
        sort:{score:-1}, 
        limit:10, 
        skip:pageNumber*pageSize
      }
    );
  }
);

// SELECT user, score FROM scores WHERE score > 100 SORT BY SCORE DESC OFFSET X LIMIT 10