Mysteries of the seas and oceans

What are Acanthasters? How does a nautilus move? Why are pebbles round? Who lives in salt ponds? Are reef sharks aggressive? The "School Encyclopedia" series will become an indispensable assistant for schoolchildren in preparing for reports, tests, and presentations. In the books of the series, rigorous scientific research is transformed into concise and clear texts that tell readers about the diversity of the surrounding world. The "School Encyclopedia: 200 Questions and Answers" series is the best gift for a curious child. Are you choosing what to give to a schoolchild, a kindergarten graduate, or simply looking for a universal gift for boys and girls? An encyclopedia will be not only an interesting but also a useful acquisition. It will open up a world of knowledge to the child, broaden their horizons, and awaken an interest in learning.