Sources:
Hatter game: How fun is this!?! Have kids "pin the clock" on the hatter!
Mushrooms: Can't have an Alice party without them! Keep your eyes out at local garden stores, too
Wooden Characters: I thought these were fab, but I have no painting talent - NONE (source unknown)
Alice cake box centerpiece: Lovely etsy shop - cake box centerpiece based on new movie
Card cookies: These would be a great addition - you could make these as jam sandwiches, too
Invitation: This was one of my favs I found
Tablescape: This party was so much fun looking!
Cupcake teacups: Hello!?!? fantastic for a tea party too! Silicon cupcake baking cups!
Blue Caterpillar: One of those crawl thru tunnels - put a bubble machine at the end (instead of hookah ;o)
Flamingo croquet: If you don't go full plush route... just get some cheap plastic flamingos to play with!
Alice cupcakes: You have to have cupcakes! I love they did the fat boys too lol
Cookie paper: You buy the printed sugar paper, then you apply to a frosted cookie, va-la!
Drink Me bottles: Drink Me and Eat Me should be on everything! so cute!