https://www.brainpop.com/math/geometryandmeasurement/angles/
Alien Angles
http://www.mathplayground.com/alienangles.html
Some other fun angle games
http://www.woodlands-junior.kent.sch.uk/maths/shapes/angles.html#angles
http://www.hittingthetarget.com/hittingthetarget.php http://www.bbc.co.uk/keyskills/flash/kfa/kfa.shtml