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HTML

              
                
<!doctype html>
<html lang="en">
<head>

<title>A jQuery Drag-and-Drop Number Cards Game</title>
<meta http-equiv="Content-Type" content="text/html;charset=utf-8">
<link rel="stylesheet" type="text/css" href="style.css">

<script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.5.0/jquery.min.js"></script>
<script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jqueryui/1.8.9/jquery-ui.min.js"></script>
<script type="text/javascript">

var correctCards = 0;
$( init );

function init() {

  // Hide the success message
  $('#successMessage').hide();
  $('#successMessage').css( {
    left: '580px',
    top: '250px',
    width: 0,
    height: 0
  } );

  // Reset the game
  correctCards = 0;
  $('#cardPile').html( '' );
  $('#cardSlots').html( '' );

  // Create the pile of shuffled cards
  var numbers = [ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 ];
  var terms = ['1', '2', '3', '4', '5', '6', '7', '8', '9', '10' ];
  <!--numbers.sort( function() { return Math.random() - .5 } );-->

  for ( var i=0; i<10; i++ ) {
    $('<div>' + terms[i] + '</div>').data( 'number', numbers[i] ).attr( 'id', 'card'+numbers[i] ).appendTo( '#cardPile' ).draggable( {
      
      stack: '#cardPile div',
      cursor: 'move',
      revert: true
    } );
  }

  // Create the card slots
  var words = [ 'one', 'two', 'three', 'four', 'five', 'six', 'seven', 'eight', 'nine', 'ten' ];
  for ( var i=1; i<=10; i++ ) {
    $('<div>' + words[i-1] + '</div>').data( 'number', i ).appendTo( '#cardSlots' ).droppable( {
      accept: '#cardPile div',
      hoverClass: 'hovered',
      drop: handleCardDrop
    } );
  }

}

function handleCardDrop( event, ui ) {
  var slotNumber = $(this).data( 'number' );
  var cardNumber = ui.draggable.data( 'number' );

  // If the card was dropped to the correct slot,
  // change the card colour, position it directly
  // on top of the slot, and prevent it being dragged
  // again

  if ( slotNumber == cardNumber ) {
    ui.draggable.addClass( 'correct' );
    ui.draggable.draggable( 'disable' );
    $(this).droppable( 'disable' );
    ui.draggable.position( { of: $(this), my: 'left top', at: 'left top' } );
    ui.draggable.draggable( 'option', 'revert', false );
    correctCards++;
  } 
  
  // If all the cards have been placed correctly then display a message
  // and reset the cards for another go

  if ( correctCards == 10 ) {
    $('#successMessage').show();
    $('#successMessage').animate( {
      left: '380px',
      top: '200px',
      width: '400px',
      height: '100px',
      opacity: 1
    } );
  }

}

</script>

</head>
<body>

<div class="wideBox">
  <h1>Exploring Computer Science: Matching Activity</h1>
  <h2>Match the terms and definitions</h2>
</div>

<div id="content">

  <div id="cardPile"> </div>
  <div id="cardSlots"> </div>

  <div id="successMessage">
    <h2>Congratulations!</h2>
    <button onclick="init()">Play Again</button>
  </div>

</div>

<div class="wideBox">
  <p>Original Project & Concept &copy; Elated.com | <a href="http://www.elated.com/articles/drag-and-drop-with-jquery-your-essential-guide/">See Elated.com Tutorial</a></p>
  <p style="font-size: .8em; line-height: 1.5em;"><a rel="license" href="http://creativecommons.org/licenses/by/3.0/"><img alt="Creative Commons License" style="border-width:0" src="http://i.creativecommons.org/l/by/3.0/88x31.png" /></a><br />This <span xmlns:dc="http://purl.org/dc/elements/1.1/" href="http://purl.org/dc/dcmitype/Text" rel="dc:type">derivative</span> by Mike Wood is licensed under a <a rel="license" href="http://creativecommons.org/licenses/by/3.0/">Creative Commons Attribution 3.0 Unported License</a>.</p>
</div>

</body>
</html>


              
            
!

CSS

              
                /* Add some margin to the page and set a default font and colour */
 
body {
  margin: 30px;
  font-family: "Georgia", serif;
  line-height: 1.8em;
  color: #333;
}
 
/* Give headings their own font */
 
h1, h2, h3, h4 {
  font-family: "Lucida Sans Unicode", "Lucida Grande", sans-serif;
}
 
/* Main content area */
 
#content {
  margin: 80px 70px;
  text-align: center;
  -moz-user-select: none;
  -webkit-user-select: none;
  user-select: none;
}
 
/* Header/footer boxes */
 
.wideBox {
  clear: both;
  text-align: center;
  margin: 70px;
  padding: 10px;
  background: #ebedf2;
  border: 1px solid #333;
}
 
.wideBox h1 {
  font-weight: bold;
  margin: 20px;
  color: #666;
  font-size: 1.5em;
}
 
/* Slots for final card positions */
 
#cardSlots {
  margin: 0 auto 3em auto;
  background: navy;
  float: right;
}
 
/* The initial pile of unsorted cards */
 
#cardPile {
  margin: 0 auto;
  background: green;
  float: left;
}
 
#cardSlots, #cardPile {
  width: 47%;
  height: 80%;
  padding: .85em;
  border: 2px solid #333;
  -moz-border-radius: 10px;
  -webkit-border-radius: 10px;
  border-radius: 10px;
  -moz-box-shadow: 0 0 .3em rgba(0, 0, 0, .8);
  -webkit-box-shadow: 0 0 .3em rgba(0, 0, 0, .8);
  box-shadow: 0 0 .3em rgba(0, 0, 0, .8);
}
 
/* Individual cards and slots */
 
#cardSlots div, #cardPile div {
  float: left;
  width: 43%;
  height: 18%;
  padding: .85em;
  padding-top: 40px;
  padding-bottom: 0;
  border: 2px solid #333;
  -moz-border-radius: 10px;
  -webkit-border-radius: 10px;
  border-radius: 10px;
  margin: 10px 0 0 10px;
  background: #fff;
}
 
/*#cardSlots div:first-child, #cardPile div:first-child {
  margin-left: 0;
}*/
 
#cardSlots div.hovered {
  background: #aaa;
}
 
#cardSlots div {
  border-style: dashed;
}
 
#cardPile div {
  background: #666;
  color: #fff;
  font-size: 1em;
  text-shadow: 0 0 3px #000;
  text-align: center;
}
 
#cardPile div.ui-draggable-dragging {
  -moz-box-shadow: 0 0 .5em rgba(0, 0, 0, .8);
  -webkit-box-shadow: 0 0 .5em rgba(0, 0, 0, .8);
  box-shadow: 0 0 .5em rgba(0, 0, 0, .8);
}
 
/* Individually coloured cards */
 
#card1.correct { background: red; }
#card2.correct { background: brown; }
#card3.correct { background: orange; }
#card4.correct { background: yellow; }
#card5.correct { background: green; }
#card6.correct { background: cyan; }
#card7.correct { background: blue; }
#card8.correct { background: indigo; }
#card9.correct { background: purple; }
#card10.correct { background: violet; }
 
 
/* "You did it!" message */
#successMessage {
  position: absolute;
  left: 580px;
  top: 250px;
  width: 0;
  height: 0;
  z-index: 100;
  background: #dfd;
  border: 2px solid #333;
  -moz-border-radius: 10px;
  -webkit-border-radius: 10px;
  border-radius: 10px;
  -moz-box-shadow: .3em .3em .5em rgba(0, 0, 0, .8);
  -webkit-box-shadow: .3em .3em .5em rgba(0, 0, 0, .8);
  box-shadow: .3em .3em .5em rgba(0, 0, 0, .8);
  padding: 20px;
}
              
            
!

JS

              
                
              
            
!
999px

Console