Arthur is having a big birthday party on Saturday, and all his friends are invited. What will he do when he finds out that Muffy is having a party at the same time? In the Great Gift Mystery DW has pulled all the tags off of Arthur's gifts, and it's up to you to use the clues to match up Arthur's gifts to their givers. As kids gather clues in the Great Gift Mystery, they are stored in a notebook. When you've gathered enough clues, click on the gift to return to Arthur's party and solve the mystery! Kids will also entertain themselves as they tap their shoes and play along with the Musical Pin the Tail on the Donkey activity. Can you pin the tail on the donkey?