Science giant Steve Spangler has a few YouTube channels and they are all worth checking out. Sick Science! specializes in simple but awesome at home science experiments.
This site covers a ton of topics. Students can also enjoy the answers to interesting questions such as this video, “is it better to walk or run in the rain?"
Veritasium is a fun channel to explore. The videos are varied, there are interviews, test your knowledge challenges and science explanations. Are you a dare devil? You can check out this neat video about rocket science.