When we compare and order numbers we use these symbols: < > =
http://www.toonuniversity.com/flash.asp?err=509&engine=9
http://www.ictgames.com/caterpillar_slider.html
http://www.haelmedia.com/html/og_m2_001.html (easy)
http://www.mathsisfun.com/numbers/ordering-game.php