Castles in the Sea Word World : Season 1 Episode 31
TV-Y PBS 28m int(0)
Aired: April 7th, 2008 @ 7:00 PM EST on PBS
While playing in the sand on the beach, Duck and Shark discover the perfect home for Shark: a sand castle! But why, oh why, does it disappear every night while Shark is sleeping? When the WordFriends try to hunt down the castle thief, they learn about tides and waves…from a singing Crab. Build A Word: CASTLE