MASTERPIECES-Jigsaw Puzzle: Forever Young Collection. This collection of puzzles features the whimsical artwork of Hayley Gillespie. Inspired by her son; they conjure the feeling of what it is to be a child and how short and special that time can be. The puzzle itself has 500 pieces and the chipboard used is made of recycled materials. Design: Hobby Horse. Finished dimensions: 19x19 inches. Recommended for ages 13 and up. Imported.