The first three Challenges are the ones that Middle School children did in school. Why not have another go on your own to see if you can still complete the coding?
The fourth challenge is a game to keep you busy.
You can send your saved work as an SB3 File attached to an email to Mr Vacher at firstname.lastname@example.org
Remember to include your name in the filename! Good luck!Scratch 3 Session 1 Drawing Squares
Scratch 3 Session 2 Catch The Ball
Scratch 3 Session 3 Rocket And Robot
Scratch 3 Session 4 Shark And Fish Game