I will do this with the Seniors as we all love to sit in the garden and watch the critters How to make your own bird feeders, a simple, fun activity which will encourage wild birds to visit your garden.
This little Big Bird Baby Costume was made entirely from scratch without any patterns. The Big Bird costumes I found for sale we not that appealing to me, but I did find some other good Sesame Street costumes: Elmo, Cookie Monster, The Count, etc.
Owl Moon by Jane Yolen. Activity: Do a lesson on owls after reading this book. Have the students describe what owls are like and put it on a big poster for the entire class. Afterwards, construct an owl project!