4 different dinosaur puzzles: T-Rex, Spinosaurus, Triceratops, and Stegosaurus, with an extra surprise: Turn out the lights to see their bright glow-in-the-dark skeletons! Artist Linda Bleck’s vivid artwork brings these ancient giants to life. For Ages 4 and up. WARNING: CHOKING HAZARD - Small Parts. Not for children under 3yrs.