A2 and B1 activities

 Here you have some links grouped by level:

A2 activities:

https://www.cambridgeenglish.org/learning-english/parents-and-children/activities-for-children/a2-level/

https://www.cambridgeenglish.org/learning-english/activities-for-learners/?level=basic&rows=12

B1 resources:

https://www.cambridgeenglish.org/learning-english/activities-for-learners/?level=independent&rows=12

For everybody:

https://www.cambridgeenglish.org/learning-english/games-social/