This fun, animated science video for children teaches interesting facts about PLANET EARTH and it's four systems: atmosphere, hydrosphere, geosphere and biosphere - explained in 3 minutes! This brief science lesson is packed with information about planet earth and how its four layers interact to create our amazing earth! Use to teach kids in the classroom or at home about each of Earth's four systems. Please take a moment to LIKE, SHARE, and SUBSCRIBE. Subscribe to our YouTube Channel: http:/