Turn
Turning/Rotating
http://www.mymaths.co.uk/tasks/library/loadLesson.asp?title=angles/positionAndTurning
Rotating a plain figure
http://www.mathsisfun.com/definitions/turn.html
http://www.ixl.com/math/grade-2/flip-turn-and-slide
http://nrich.maths.org/5560
http://www.mathsisfun.com/geometry/transformations.html
https://www.sheppardsoftware.com/mathgames/geometry/shapeshoot/TranslateShapesShoot.htm