Baby Blocks Goody Boxes. Decorative and useful too! Toss a few goodies or prizes in these baby block boxes and use them for centerpieces or decorations. Use them for prizes later when the baby shower games begin. Just ask the winners to select a box — they’ll be delighted to find a prize inside! Made of slotted cardboard for easy assembly. Assembled boxes are 5" x 5" x 5".