A fantastic craft and puzzle activity, the melissa & doug easy-to-see 3d marker puzzles in space & dinosaur are sure to be lots of fun. this set comes with two 24 piece puzzles- one dinosaur themed, and one space themed. Kids complete the cool puzzle, and then colour it in. The small coloured dots indicate which colour marker to use to create an amazing 3d effect. Once the puzzle is all done, kids can pop on the 3d glasses to see the puzzle come to life! combining a cool craft activity with fun puzzle play, the melissa & doug easy-to-see 3d marker puzzles in space & dinosaur makes a great gift that kids are sure to love doing.