Celebrate the 100th Day of School or any day with this freebie sure to make your students’ creative juices flow! Enjoy looking back 100 years, reflecting on today, and dreaming about the possibilities of tomorrow. Make this freebie poster size by enlarging it! Also included is a 100 Day Collection Sheet to be used for words, sayings, famous people, things loved... I hope yesterday, today, and tomorrow was/will be all you hoped, hope, and are hoping it will be!