I *might* need this... Beautiful! The Giving Tree (8 x 10) Cut Paper Art. $30.00, via Etsy.
Fun Valentine's crayons...found on "Blog con Queso" who credits "A Sprinkler of This and a Dash of That" with the original idea.
4th grade...variation of a Jim Dine lesson would work well with color schemes Happy Hearts by Jenny Murphy Designs