Hatch and grow your own dinosaur. Simply immerse the egg in water for a couple of days. The dinosaur will slowly hatch from the egg and then grow up to 3% in size. Leave the dinosaur to dry for up to four days and the dinosaur will be ready to grow again. Retain the window box for instructions on how to gro your dino. This fun and educational product is perfect for kids ages 3+! Get 12 window box packages per display with assorted styles, each containing a 2.5" Long egg. Immerse the egg in water for a couple of days and watch as your dinosaur slowly hatches and grows up to 3% in size. Instructions are included on the window box package for easy follow-up. Enjoy the thrilling experience of growing your own dinosaur!