Educational: A great way to teach little ones about the start of animal life. Dinosaur eggs: Get a 12-pack of dinosaur hatching eggs. Dimensions: Each egg measures 5cm x 7cm. How to use: Simply place the egg in water and watch the dinosaur emerge! Colours: Choose from three designs; great white crack, colour crack or monochrome. 12Pk Dinosaur Hatching Eggs | White | Living Social