These lessons shouldn't take you any longer than 30 minutes in total.
Make sure that you watch the videos before completing the 'Extend' task as these have short tasks to do.
If you want more to do, check out Oak Academy or BBC Bitesize. (You could always take a look at the Year 7 maths.)
Friday Maths: Factors and multiples game.
You can find the rules for the game here: https://nrich.maths.org/5468 (you may remember playing this). There is a selection of grids for you to choose from. Can you identify the best strategy to beat your opponent?