Click or scroll to zoom Tap or pinch to zoom Click or scroll to zoom Tap or pinch to zoom 3" Growing Dinosaur Egg by Barlow Blue $ 2.99 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Submerge the egg in water and watch the hatching process commence. Within 12-24 hours the egg will gradually break and your personal pet dinosaur will emerge from the shell and start growing.