Valentine's Day: Draw a heart (or trace), have students use rulers to draw lines across. color heart in checkerboard then outside in two more colors.
ARTventurous: Evergreen Trees chalk over paint could also do watercolor with crayon resist
snowman art projects for kids Art Projects for Kids: Sticker Snowmen Art Trading Cards
White Craft Foam Snowmen - Holiday Craft Supplies - Christmas and Winter - Holiday Crafts
new year's eve, many make crafts for the new year, or at least try to cut out snowflakes from paper. i suggest that you several options for how to cut snowflake