diff --git a/README.md b/README.md
index 81a95da..a820bea 100644
--- a/README.md
+++ b/README.md
@@ -35,7 +35,7 @@ To use any of these widgets,  simply add the following code in your view.
 use bsadnu\googlecharts\ColumnChart;
 ...
 ```
-Simple Column Chart
+1) Simple Column Chart
 
 ![demo](https://dl.dropboxusercontent.com/u/94373707/ColumnChartSimple.png)
 ```php
@@ -86,7 +86,7 @@ Simple Column Chart
 ]) ?>
 ```
 
-Stacked Column Chart
+2) Stacked Column Chart
 
 ![demo](https://dl.dropboxusercontent.com/u/94373707/ColumnChartStacked.png)
 ```php
@@ -147,7 +147,7 @@ Stacked Column Chart
 use bsadnu\googlecharts\BarChart;
 ...
 ```
-Simple Bar Chart
+1) Simple Bar Chart
 
 ![demo](https://dl.dropboxusercontent.com/u/94373707/BarChart.png)
 ```php
@@ -193,7 +193,7 @@ Simple Bar Chart
 ]) ?>
 ```
 
-Stacked Bar Chart
+2) Stacked Bar Chart
 
 ![demo](https://dl.dropboxusercontent.com/u/94373707/BarChartStacked.png)
 ```php
@@ -243,6 +243,150 @@ Stacked Bar Chart
 ]) ?>
 ```
 
+### Histogram Example
+```php
+...
+use bsadnu\googlecharts\Histogram;
+...
+```
+![demo](https://dl.dropboxusercontent.com/u/94373707/Histogram.png)
+```php
+<?= Histogram::widget([
+	'id' => 'my-simple-histogram-id',
+	'data' => [
+		['Dinosaur', 'Length'],
+		['Acrocanthosaurus (top-spined lizard)', 12.2],
+		['Albertosaurus (Alberta lizard)', 9.1],
+		['Allosaurus (other lizard)', 12.2],
+		['Apatosaurus (deceptive lizard)', 22.9],
+		['Archaeopteryx (ancient wing)', 0.9],
+		['Argentinosaurus (Argentina lizard)', 36.6],
+		['Baryonyx (heavy claws)', 9.1],
+		['Brachiosaurus (arm lizard)', 30.5],
+		['Ceratosaurus (horned lizard)', 6.1],
+		['Coelophysis (hollow form)', 2.7],
+		['Compsognathus (elegant jaw)', 0.9],
+		['Deinonychus (terrible claw)', 2.7],
+		['Diplodocus (double beam)', 27.1],
+		['Dromicelomimus (emu mimic)', 3.4],
+		['Gallimimus (fowl mimic)', 5.5],
+		['Mamenchisaurus (Mamenchi lizard)', 21.0],
+		['Megalosaurus (big lizard)', 7.9],
+		['Microvenator (small hunter)', 1.2],
+		['Ornithomimus (bird mimic)', 4.6],
+		['Oviraptor (egg robber)', 1.5],
+		['Plateosaurus (flat lizard)', 7.9],
+		['Sauronithoides (narrow-clawed lizard)', 2.0],
+		['Seismosaurus (tremor lizard)', 45.7],
+		['Spinosaurus (spiny lizard)', 12.2],
+		['Supersaurus (super lizard)', 30.5],
+		['Tyrannosaurus (tyrant lizard)', 15.2],
+		['Ultrasaurus (ultra lizard)', 30.5],
+		['Velociraptor (swift robber)', 1.8]
+	],
+	'options' => [
+	    'fontName' => 'Verdana',
+	    'height' => 400,
+	    'fontSize' => 12,
+	    'chartArea' => [
+	    	'left' => '5%',
+	    	'width' => '90%',
+	    	'height' => 350
+	    ],
+	    'isStacked' => true,
+	    'tooltip' => [
+	    	'textStyle' => [
+	    		'fontName' => 'Verdana',
+	    		'fontSize' => 13
+	    	]
+	    ],
+	    'vAxis' => [
+	    	'title' => 'Dinosaur length',
+	    	'titleTextStyle' => [
+	    		'fontSize' => 13,
+	    		'italic' => false
+	    	],        	
+	    	'gridlines' => [
+	    		'color' => '#e5e5e5',
+	    		'count' => 10
+	    	],            	
+	    	'minValue' => 0
+	    ],        
+	    'hAxis' => [
+	    	'gridlines' => [
+	    		'color' => '#e5e5e5'
+	    	],            	
+	    	'minValue' => 0
+	    ],
+	    'legend' => [
+	    	'position' => 'top',
+	    	'alignment' => 'center',
+	    	'textStyle' => [
+	    		'fontSize' => 12
+	    	]
+	    ]            
+	]
+]) ?>
+```
+
+### Combo Chart Example
+```php
+...
+use bsadnu\googlecharts\ComboChart;
+...
+```
+![demo](https://dl.dropboxusercontent.com/u/94373707/ComboChart.png)
+```php
+<?= ComboChart::widget([
+	'id' => 'my-combo-chart-id',
+	'data' => [
+		['Month', 'Bolivia', 'Ecuador', 'Madagascar', 'Papua New Guinea', 'Rwanda', 'Average'],
+		['2004/05',  165,      938,         522,             998,           450,      614.6],
+		['2005/06',  135,      1120,        599,             1268,          288,      682],
+		['2006/07',  157,      1167,        587,             807,           397,      623],
+		['2007/08',  139,      1110,        615,             968,           215,      609.4],
+		['2008/09',  136,      691,         629,             1026,          366,      569.6]
+	],
+	'options' => [
+	    'fontName' => 'Verdana',
+	    'height' => 400,
+	    'fontSize' => 12,
+	    'chartArea' => [
+	    	'left' => '5%',
+	    	'width' => '90%',
+	    	'height' => 350
+	    ],
+	    'seriesType' => 'bars',
+		'series' => [
+			5 => [
+				'type' => 'line',
+				'pointSize' => 5
+			]
+		],        
+	    'tooltip' => [
+	    	'textStyle' => [
+	    		'fontName' => 'Verdana',
+	    		'fontSize' => 13
+	    	]
+	    ],
+	    'vAxis' => [
+	    	'gridlines' => [
+	    		'color' => '#e5e5e5',
+	    		'count' => 10
+	    	],            	
+	    	'minValue' => 0
+	    ],        
+	    'legend' => [
+	    	'position' => 'top',
+	    	'alignment' => 'center',
+	    	'textStyle' => [
+	    		'fontSize' => 12
+	    	]
+	    ]            
+	]
+]) ?>
+```
+
 ## License
 
 **yii2-googlecharts** is released under the BSD 2-Clause License. See the bundled [LICENSE](https://github.com/bsadnu/yii2-googlecharts/blob/master/LICENSE) for details.