This puzzle, featuring an exclusive illustration by Dutch artist Valesca van Waveren, is inspired by the words All good things are wild and free, written by Henry David Thoreau in Walking. As you complete the puzzle, piece by piece, you may be reminded of the simple joys of being in nature: a traveling snail, a fruiting tree, the hum of a grasshopper, sparkling constellations, the strong trunk of an oak For ages 10 and up. WARNING: CHOKING HAZARD – Small Parts. Not for children under 3yrs.