- It’s mealtime for herbivores and carnivores in our imaginative “Jurassic Wildlife” puzzle! Ravensburger kids puzzles have large, durable pieces little hands can easily hold for lots of repeat amusement. Long lasting quality materials for years of puzzling enjoyment. Vivid colours with matte finish for an easy-to-clean surface. Jigsaw puzzles help support childrens’ development as they play by promoting problem solving, dexterity, concentration, and collaboration skills. They make a great birthday gift or holiday gift!