Discovery Kids ViewMaster 3D Marine Life - Full 3 Reel Set by 3Dstereo ViewMaster Full 3Reel Set containing all 21 3D Images of Discovery Kids Marine Life Start your child on a lifetime of enjoying the thrill and excitement of stories. Stories challenge a child's mind to grow - even before the child learns to read. You will need a ViewFinder viewer to see the images - available on Amazon. Larger and brighter 3D images