Ornament Tree 
24" STYROFOAM® Stak® Tree
(by Dow Chemical Company, available in crafts stores)
Dark-green water-base paint (Plaid Decorator Blocks Glaze Vernis Deep Woods Green)
About 100 assorted matte and shiny 2 1/2" ornament balls in blues, greens, reds, purples; a few 1"; one 3" for top
1 1/2" boxes, matchboxes or foam blocks; blue and green tissue papers and ribbons
1/2 yd ribbon for top
Glue gun
ASSEMBLE and paint foam tree. Let dry.
GLUE balls around tree in horizontal rows, starting at bottom and applying glue to upper side of ball near cap. Stagger rows to keep balls close together. Fill in spaces with small balls. Tie bow on largest ball and glue to top.
GIFT-WRAP boxes or foam blocks. Glue at random to the tree.