     exerciseGroup = @renderGroup()
     footer ?= @renderFooter()
 
-    <CardBody footer={footer} className='openstax-multipart-exercise-card'>
+    <CardBody footer={footer} pinned={pinned} className='openstax-multipart-exercise-card'>
       <ExerciseBadges isMultipart={true}/>
       {exercisePartsWithScroll}
       {exerciseGroup}

    exerciseGroup = @renderGroup()
    footer ?= @renderFooter()

    <CardBody footer={footer} className='openstax-multipart-exercise-card'>
      <ExerciseBadges isMultipart={true}/>
      {exerciseParts}
      {exerciseGroup}

    </ScrollTracker>

  render: ->
    {parts, footer, pinned} = @props

    if @isSinglePart()
      return @renderSinglePart()
