When I am 100 Years Old! (love the wrinkled paper for the skin!)
Cute idea for a 100th Day of School poster. #100thDay
100th Day Celebration
Suggested thematic reading list for the 100th Day of School - One Hundredth Day of School books for kids. http://www.apples4theteacher.com/holidays/100th-day-of-school/kids-books/
100th day gumball machine
100 day poem... 100 letters in it!
Mrs. Byrd's Learning Tree: 100 Days of School! Lots of ideas for the 100th day on this blog post.
100 days of school song
100th Day of School Ideas for Kindergarten - Kinder Craze: A Kindergarten Teaching Blog