BBC Bitesize has a large range of videos, quizzes and resources which link to what we have been learning at school.
EdShed is the home for Maths Shed, Spelling Shed, Literacy Shed and Literacy Shed Plus - all amazing platforms that are used in schools.
The platform covers subjects such as maths, reading, grammar and spelling. The platform is really child-friendly so that they're able to access it on their own. There's load of games and interactive activities from phonics to SATs - definitely worth a look.
National Geographic Kids is a great platform for learning and it's totally FREE. There's online games, resources and competitions too. Aimed at primary aged children, there are a wide range of subjects - history, science, geography, English, Maths, Art & Design and PSHE.