Blockheads

Blockheads is the second half of the third episode of Season 16 of Arthur. It aired on October 17, 2012 with the episode "All About D.W.".

Summary
D.W. and Emily are upset when they get stuck with the blocks at playtime. But apathy turns to obsession when they begin building their dream house. Forget snacks and naptime! They've got a palastle to build!

Trivia

 * A palastle is likely a combination of a palace and a castle.