This prehistoric kit contains everything you need to create a Dinosaur Park right on your windowsill. Let your two pet dinosaurs roam among lush prehistoric ferns and two kinds of lava rock. You can even make your own stream of lava with the included gravel. These ferns are easy to grow and will last for years! Safe for ages 4 and up. Includes: asparagus fern seed pack, tree fern, foxtail fern, sprengeri fern seed (mixed), windowsill greenhouse, two dinosaurs, bag of red and black lava rock, bag of red gravel, planting mixture, instructions and information sheet.