Click on this website to visit the school in the cloud. https://www.theschoolinthecloud.org/library/resources
It provides you with information about how to use their services and start your own SOLE session, which is a self organized learning environment. They provide you with big questions or give you ideas of how to create your own, so students can work together to solve the problem or answer the questions. The session lasts about an hour - a great resource to spark curiosity.