Contestants are invited to build a house, bath or feeder for birds. Entries must be hand-made with bird-friendly material, should be able to withstand weather conditions for at least one year and include a suitable mounting mechanism. Prize categories are most functional ($25 gift certificate); most artistic ($25 gift certificate); and most unusual ($25 gift certificate). You must declare the category. A prize will also be awarded to the best bird house made by someone age 17 and under. The under age 17 category is open to members, members' children and members' grandchildren.