Coffee filter butterflies - Take a coffee filter and color them with washable markers. Then let them mist the coffee filter with water from a spray bottle. Let it dry, and have them pinched into a butterfly shape with pipe cleaners or clothes pins.
Construction paper flowers made for the spring library bulletin board at school. - Have the students create these to add to spring bulletin board - as the border, accents or both. Bonus - have them write their favorite book in the center