More to explore:
Inexpensive First Birthday Party Decoration by swoodsonsays, via Flickr
Make your own Architectural Letters.
How to make a pinata
Big number made with coffee filters.
Giant party props--photo covered number to commemorate an aniversary
How To: Make a cloud. Cute craft for photo prop, party decor, school play, costume, etc.
tissue paper covered letter or numbers
How to make a number pinata!