Ceasul - in limba engleza

http://www.bbc.co.uk/bitesize/ks1/maths/telling_the_time/play/popup.shtml

http://www.sheppardsoftware.com/mathgames/earlymath/on_time_game1.swf

http://www.sheppardsoftware.com/mathgames/earlymath/on_time_game_digital1.swf

http://www.sheppardsoftware.com/mathgames/earlymath/clock_shoot.swf

http://www.ictgames.com/hickory4.html

http://www.math-play.com/time-matching-game.html