Invisible Ink: Highlights Hidden Pictures™ Under-the-Sea Puzzles
The special pen reveals the invisibly printed answers. Find hidden objects with fish friends and other silly sea creatures in these fun and engaging Highlights Hidden Pictures™ puzzles.
Mini size perfect for slipping into a backpack or car pocket. 6" x 3 1/2" Printed in the USA!
32 pages of fun puzzles for ages 5+ -- includes special pen
Great for party favors!