This Hatching Dino surprise egg from SES Creative brings prehistoric play to life as a baby dinosaur slowly grows in water and hatches after about a week. This water-activated growing dinosaur toy features EVA egg shells and colorful dinosaur figures for a dramatic reveal that delights children ages 4 and up. This interactive hatch-and-watch kit encourages curiosity, observation skills, and hands-on STEM-style play without screens. This novelty, made in Holland, makes a memorable gift or party favor for dinosaur fans and science activity packs.