The box contains 40 question and answer cards, a 64-page atlas, a 500-piece puzzle and 20 special pieces with sea creatures and marine phenomena to place on the puzzle.

The Earth is largely covered in water: oceans, lakes and rivers make up 71% of the Earth’s surface, which explains why, when we look at our planet from space, we see it as a big blue ball. When did oceans and seas form? What is the difference between the sea and the ocean? What organisms live in the marine ecosystem?