Here are some links to relatively independent learning activities:
This is a website with lots of educational games. Not all of them are that good, but some are:
https://www.abcya.com/grades/5
This website looks very interesting, but parents must sign up for it: https://www.liveit.earth/news/2020/3/18/free-programming-for-parents-amp-kids
https://www.abcya.com/grades/5
This website looks very interesting, but parents must sign up for it: https://www.liveit.earth/news/2020/3/18/free-programming-for-parents-amp-kids