The Khan Academy is a non-profit educational organization and a website with library of over videos covering everything from arithmetic to physics, finance, and history and hundreds of skills to practise. it's a wonderful resource for homeschool families.
Class Tool: Quizlet is a great resource for creating or finding ready to use flashcards for the classroom. They can be found on all subjects and for all grade levels. This helps students to practice content in a fun and engaging way.