Here are some useful websites with a range of experiments you can do at home:
http://www.physics.org/marvinandmilo.asp – lots of fun experiment that you can do at home using every day resources.
https://www.childrensuniversity.manchester.ac.uk/learning-activities/science/ – lots of science subject areas covered with resources specifically designed for primary age children. (Other subjects are also available on this site).
https://groweatgift.com/2017/06/14/30-ways-to-go-wild-with-science/ – lots of different and fun science activities you can do in the house or garden
https://www.nationaltrust.org.uk/features/nine-ways-to-build-a-wildlife-friendly-garden- A range of ideas how you can help wildlife in your own garden.
https://www.sciencemuseum.org.uk/games-and-apps- Include games and apps from the science museum.