Please see the below resources.

Recommended websites:

www.thedadlab.com

www.jamesdysonfoundation.co.uk/resources/challenge-cards.html

https://bpes.bp.com/ www.science-sparks.com

https://edu.rsc.org/resources/primary

www.funbrain.com/

https://sciencebob.com/

www.kidsciencechallenge.com/year-four/teachers_activities.php

www.rigb.org/families/experimental

www.britishscienceweek.org/plan-your-activities/activity-packs/

www.crestawards.org/