delahoc

Factoid allows you to place interesting, amusing and inspiring little random facts and quotes on your WordPress website through both shortcodes (for inserting into posts and pages) and widgets (for inserting into sidebars and other layout elements). Factoid allows you to select the type and category of Factoid you’d like displayed, and also provides a number of display and layout options. Factoids are fetched across the internet from our extensive and constantly growing database.

Factoid

Place random quotes or trivia facts on your site through shortcodes or widgets

jakubas

<a href="http://www.ism-soft.com/tool/wp-facts-plugin" rel="nofollow ugc">WP Facts</a> is a wordpress plugin that allows you to add new widget to Your sidebar. 
WP Facts shows a surprising facts-photo whith short description. WP Facts is an essential plugin for all site/blogs the subject of news and want to surprise readers.
Description:
<ol>
<li>All of the photograph link (nofallow) to the relevant fact pages , so anyone interested can learn more about the facts shown. </li>
<li>Photo is described by a two-line description under the photo.</li>
<li>All photographs are optimized for web (jpg, quality 90%)and have a title and alt attributes.</li>
<li>Plugin adds the contents with the best practices of SEO. </li>
<li>When the page refreshes widget show different (random) photo.</li>
</ol>
Demo :
You can see a demo on my website : <a href="http://jakubas.net.pl/test/" rel="nofollow ugc">Jakubas.net.pl</a>

WP Facts

WP Facts shows a simple facts-photo whith short description on Your sidebar.

Factoid vs WP Facts