Here is a great website with lots of ideas:

https://medium.com/pobble/simple-and-fun-non-screen-activities-that-children-can-do-at-home-115543cb3b9c

Why not try to:

• Build a reading den
• Make a sock puppet or puppets and write your own play
• Write a song about your favourite subject
• Read aloud to someone
• Design and make a homemade board game
• Build a tall tower - from LEGO or blocks, cushions or whatever you can find
• Design and make an obstacle course at home or in the garden
• Improve your photography skills, take a photograph of your favourite toy in different places using different filters
• Draw your view and improve on it
• Start sketching
• Create a collage from found objects around the home. make different shapes and patterns - make a face, a garden, an alien...the list is endless
• Practise some yoga moves, build up your core strength by practising daily