Here is how to make page Navigation in blogger.
1.Go to Template
2.Edit Template
3.Find this ]]></b:skin> In template
4. And Past the code below or Above this.
#blog-pager{clear:both;margin:30px auto;text-align:center; padding: 7px; }
.blog-pager {background: none;}
.displaypageNum a,.showpage a,.pagecurrent{font-size: 12px;padding: 5px 12px;margin-right:5px; color: #222; background-color:#eee; border: 1px solid #EEEEEE;}
.displaypageNum a:hover,.showpage a:hover, .pagecurrent{background:#E5E5E5;text-decoration:none;color: #222;}
#blog-pager .pagecurrent{font-weight:bold;color: #fff;background:#DB4920;}
.showpageOf{display:none!important}
#blog-pager .pages{border:none;}
5.Find </body> In Template again.
6.And put the code above that tag.
<b:if cond='data:blog.pageType != "item"'>
<b:if cond='data:blog.pageType != "static_page"'>
<script type='text/javascript'>
/*<![CDATA[*/
var perPage=7;
var numPages=6;
var firstText ='First';
var lastText ='Last';
var prevText ='« Previous';
var nextText ='Next »';
var urlactivepage=location.href;
var home_page="/";
/*]]>*/
</script>
<script src="http://helplogger.googlecode.com/svn/trunk/page-navigation2.js"/>
</b:if>
</b:if>
7.Click save the template OK.
good luck.