Compose anything you want. You've got a huge number of new blocks you can explore. Have fun!
Use the 'See Gallery' button to see what other people have composed. If you compose something interesting, use the 'Submit to Gallery' button to publish it.
Congratulations!
This level is extremely difficult. Would you like to skip it and go onto the next game? You can always come back later.
Your solution works, but you can do better. Use functions to reduce the amount of repeated code.
The music will sound better if you use a different instrument in each start block.