Oxford Owl has some good, free resources to help support learning at home. Scroll to the bottom of the page and it has its resources broken up into different age groups.
Letters and Sounds has a collection of resources to help support your child’s understanding of phonics.
Support your child’s spelling at Spelling City.
The BBC Bitesize website has many cross-curricular activities for use at home.
Doorway Online has a collection of literacy and numeracy learning activities.