Get ready for a special experience with Mudpuppy phosphorescent puzzles! Now, the child has one more reason to complete the puzzle! Get ready for glamorous and enchanting stories with Mudpuppy’s phosphorescent puzzle “Unicorns”. After joining the 100 pieces of the puzzle together, turn off the lights to see the puzzle glow in the dark! Suitable for ages 5 and up. Box dimensions 19 x 13 x 9 cm. Puzzle dimensions 46 x 30 cm.