Review letters Pre-K friends learned

To review the letter W please visit http://www.starfall.com/n/level-k/letter-w/load.htm?f

To review the letter X please visit http://www.starfall.com/n/level-k/letter-x/load.htm?f

To preteach the letter Y go to  http://www.starfall.com/n/level-k/letter-y/load.htm?f