Londji's beautifully illustrated Discover Puzzles challenge and educate while providing hours of fun. The Discover the Planets Puzzle, illustrated by Carmen Saldaña, glows in the dark when completed. Saldaña also illustrated the Discover the World Puzzle, which asks children to look and find landmarks and native animals in the finished puzzle. The Discover the Dinosaurs Puzzle, illustrated by Sebastià Serra comes with two looking glasses to view the puzzle. The blue glass reveals the dinosaurs as they roam the earth, the red shows the dinosaur's skeletons in a museum. Designed and made in Barcelona from recycled cardboard, these 200-piece puzzles are perfect for curious children ages 6 and up.