Ordonner les Lettres Planets of the Solar SystemVersion en ligne Put the letters in order to discover the name of the 8 planets of the Solar System. Be careful, you got 20 seconds per planet, and a maximum of 5 mistakes! par Educaplay Educational Resources 1 Y R R C U E M 2 S U V E N 3 T A E H R 4 S R A M 5 J U R P T E I 6 S A U T R N 7 U N A S R U 8 P N N E T U E